./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound20.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_08647197-283a-41ce-8e6a-9096f55ba669/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08647197-283a-41ce-8e6a-9096f55ba669/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_08647197-283a-41ce-8e6a-9096f55ba669/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08647197-283a-41ce-8e6a-9096f55ba669/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08647197-283a-41ce-8e6a-9096f55ba669/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_08647197-283a-41ce-8e6a-9096f55ba669/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 9e9911e775b3214ba13077b05d83e9364947724e9afa3bb89f51b07ee325bd90 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:21:12,782 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:21:12,786 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:21:12,845 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:21:12,845 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:21:12,850 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:21:12,853 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:21:12,857 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:21:12,860 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:21:12,868 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:21:12,869 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:21:12,871 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:21:12,871 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:21:12,874 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:21:12,877 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:21:12,885 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:21:12,886 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:21:12,887 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:21:12,889 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:21:12,892 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:21:12,894 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:21:12,898 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:21:12,901 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:21:12,902 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:21:12,913 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:21:12,914 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:21:12,914 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:21:12,917 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:21:12,917 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:21:12,919 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:21:12,919 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:21:12,920 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:21:12,922 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:21:12,924 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:21:12,925 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:21:12,926 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:21:12,926 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:21:12,927 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:21:12,927 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:21:12,928 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:21:12,929 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:21:12,930 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08647197-283a-41ce-8e6a-9096f55ba669/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:21:12,976 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:21:12,977 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:21:12,978 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:21:12,978 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:21:12,979 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:21:12,979 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:21:12,980 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:21:12,980 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:21:12,980 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:21:12,980 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:21:12,982 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:21:12,982 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:21:12,982 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:21:12,982 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:21:12,982 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:21:12,983 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:21:12,983 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:21:12,983 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:21:12,983 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:21:12,983 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:21:12,984 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:21:12,984 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:21:12,984 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:21:12,984 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:21:12,985 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:21:12,985 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:21:12,985 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:21:12,985 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:21:12,985 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_08647197-283a-41ce-8e6a-9096f55ba669/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08647197-283a-41ce-8e6a-9096f55ba669/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e9911e775b3214ba13077b05d83e9364947724e9afa3bb89f51b07ee325bd90 [2021-11-23 01:21:13,242 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:21:13,271 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:21:13,274 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:21:13,275 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:21:13,277 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:21:13,278 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08647197-283a-41ce-8e6a-9096f55ba669/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound20.c [2021-11-23 01:21:13,355 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08647197-283a-41ce-8e6a-9096f55ba669/bin/ukojak-LBtLqBUTdQ/data/acbbd9623/83db29a7c7c54f33ba86c9d965b9d2fe/FLAGdc6689445 [2021-11-23 01:21:13,913 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:21:13,913 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08647197-283a-41ce-8e6a-9096f55ba669/sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound20.c [2021-11-23 01:21:13,927 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08647197-283a-41ce-8e6a-9096f55ba669/bin/ukojak-LBtLqBUTdQ/data/acbbd9623/83db29a7c7c54f33ba86c9d965b9d2fe/FLAGdc6689445 [2021-11-23 01:21:14,237 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08647197-283a-41ce-8e6a-9096f55ba669/bin/ukojak-LBtLqBUTdQ/data/acbbd9623/83db29a7c7c54f33ba86c9d965b9d2fe [2021-11-23 01:21:14,240 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:21:14,242 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:21:14,243 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:21:14,244 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:21:14,247 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:21:14,248 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:21:14" (1/1) ... [2021-11-23 01:21:14,250 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49f31908 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:21:14, skipping insertion in model container [2021-11-23 01:21:14,250 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:21:14" (1/1) ... [2021-11-23 01:21:14,258 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:21:14,281 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:21:14,471 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_08647197-283a-41ce-8e6a-9096f55ba669/sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound20.c[490,503] [2021-11-23 01:21:14,498 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:21:14,508 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:21:14,522 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_08647197-283a-41ce-8e6a-9096f55ba669/sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound20.c[490,503] [2021-11-23 01:21:14,534 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:21:14,549 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:21:14,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:21:14 WrapperNode [2021-11-23 01:21:14,550 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:21:14,552 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:21:14,552 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:21:14,552 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:21:14,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:21:14" (1/1) ... [2021-11-23 01:21:14,570 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:21:14" (1/1) ... [2021-11-23 01:21:14,595 INFO L137 Inliner]: procedures = 14, calls = 17, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 84 [2021-11-23 01:21:14,596 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:21:14,597 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:21:14,597 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:21:14,597 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:21:14,608 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:21:14" (1/1) ... [2021-11-23 01:21:14,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:21:14" (1/1) ... [2021-11-23 01:21:14,611 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:21:14" (1/1) ... [2021-11-23 01:21:14,611 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:21:14" (1/1) ... [2021-11-23 01:21:14,617 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:21:14" (1/1) ... [2021-11-23 01:21:14,622 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:21:14" (1/1) ... [2021-11-23 01:21:14,639 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:21:14" (1/1) ... [2021-11-23 01:21:14,641 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:21:14,642 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:21:14,642 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:21:14,642 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:21:14,644 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:21:14" (1/1) ... [2021-11-23 01:21:14,656 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:21:14,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08647197-283a-41ce-8e6a-9096f55ba669/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:21:14,687 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08647197-283a-41ce-8e6a-9096f55ba669/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:21:14,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08647197-283a-41ce-8e6a-9096f55ba669/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:21:14,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:21:14,748 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 01:21:14,748 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 01:21:14,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:21:14,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:21:14,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:21:14,752 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 01:21:14,752 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 01:21:14,835 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:21:14,837 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:21:15,072 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:21:15,101 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:21:15,101 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 01:21:15,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:21:15 BoogieIcfgContainer [2021-11-23 01:21:15,104 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:21:15,105 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:21:15,106 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:21:15,118 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:21:15,118 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:21:15" (1/1) ... [2021-11-23 01:21:15,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:21:15,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:15,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 29 states and 43 transitions. [2021-11-23 01:21:15,271 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 43 transitions. [2021-11-23 01:21:15,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:21:15,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:15,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:15,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:15,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:21:15,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:15,550 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:15,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:15,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 29 states and 41 transitions. [2021-11-23 01:21:15,598 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 41 transitions. [2021-11-23 01:21:15,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:21:15,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:15,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:15,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:15,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:21:15,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:15,843 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:15,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:15,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 31 states and 44 transitions. [2021-11-23 01:21:15,987 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 44 transitions. [2021-11-23 01:21:15,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:15,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:15,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:16,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:16,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:16,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:16,192 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:16,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:16,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:16,570 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:16,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:16,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:16,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:16,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:16,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:16,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:16,710 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:16,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:16,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:16,722 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:16,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:16,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:16,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:16,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:16,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:16,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:16,856 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:16,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:16,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:16,875 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:16,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:16,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:16,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:16,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:16,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:16,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:16,994 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:17,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:17,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:17,018 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:17,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:17,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:17,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:17,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:17,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:17,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:17,144 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:17,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:17,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:17,153 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:17,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:17,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:17,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:17,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:17,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:17,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:17,246 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:17,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:17,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:17,260 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:17,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:17,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:17,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:17,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:17,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:17,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:17,342 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:17,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:17,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:17,351 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:17,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:17,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:17,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:17,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:17,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:17,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:17,460 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:17,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:17,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:17,493 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:17,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:17,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:17,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:17,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:17,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:17,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:17,611 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:17,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:17,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:17,619 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:17,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:17,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:17,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:17,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:17,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:17,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:17,693 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:17,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:17,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:17,701 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:17,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:17,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:17,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:17,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:17,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:17,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:17,784 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:17,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:17,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:17,792 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:17,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:17,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:17,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:17,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:17,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:17,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:17,859 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:17,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:17,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:17,867 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:17,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:17,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:17,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:17,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:17,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:17,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:17,959 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:17,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:17,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:17,967 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:17,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:17,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:17,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:17,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:17,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:17,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:18,036 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:18,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:18,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:18,043 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:18,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:18,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:18,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:18,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:18,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:18,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:18,130 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:18,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:18,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:18,140 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:18,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:18,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:18,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:18,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:18,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:18,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:18,245 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:18,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:18,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:18,256 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:18,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:18,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:18,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:18,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:18,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:18,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:18,335 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:18,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:18,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:18,342 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:18,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:18,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:18,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:18,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:18,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:18,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:18,418 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:18,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:18,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:18,429 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:18,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:18,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:18,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:18,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:18,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:18,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:18,540 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:18,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:18,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:18,550 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:18,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:18,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:18,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:18,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:18,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:18,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:18,624 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:18,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:18,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:18,632 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:18,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:18,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:18,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:18,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:18,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:18,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:18,703 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:18,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:18,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:18,712 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:18,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:18,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:18,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:18,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:18,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:18,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:18,806 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:18,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:18,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:18,813 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:18,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:18,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:18,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:18,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:18,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:18,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:18,890 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:18,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:18,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:18,898 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:18,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:18,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:18,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:18,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:18,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:18,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:18,975 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:18,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:18,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:18,981 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:18,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:18,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:18,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:19,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:19,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:19,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:19,049 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:19,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:19,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:19,057 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:19,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:19,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:19,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:19,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:19,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:19,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:19,139 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:19,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:19,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:19,146 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:19,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:19,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:19,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:19,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:19,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:19,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:19,207 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:19,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:19,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:19,214 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:19,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:19,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:19,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:19,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:19,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:19,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:19,275 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:19,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:19,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:19,282 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:19,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:19,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:19,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:19,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:19,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:19,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:19,343 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:19,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:19,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:19,350 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:19,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:19,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:19,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:19,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:19,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:19,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:19,413 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:19,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:19,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:19,420 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:19,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:19,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:19,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:19,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:19,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:19,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:19,515 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:19,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:19,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:19,524 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:19,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:19,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:19,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:19,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:19,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:19,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:19,598 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:19,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:19,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:19,606 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:19,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:19,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:19,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:19,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:19,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:19,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:19,669 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:19,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:19,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:19,676 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:19,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:19,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:19,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:19,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:19,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:19,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:19,738 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:19,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:19,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:19,745 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:19,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:19,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:19,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:19,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:19,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:19,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:19,812 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:19,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:19,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:19,819 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:19,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:19,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:19,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:19,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:19,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:19,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:19,881 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:19,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:19,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:19,888 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:19,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:19,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:19,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:19,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:19,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:19,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:19,946 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:19,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:19,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:19,953 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:19,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:19,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:19,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:19,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:19,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:19,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:20,012 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:20,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:20,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:20,019 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:20,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:20,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:20,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:20,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:20,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:20,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:20,080 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:20,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:20,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:20,087 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:20,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:20,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:20,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:20,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:20,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:20,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:20,162 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:20,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:20,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:20,178 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:20,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:20,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:20,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:20,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:20,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:20,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:20,238 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:20,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:20,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:20,246 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:20,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:20,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:20,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:20,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:20,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:20,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:20,303 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:20,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:20,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:20,309 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:20,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:20,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:20,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:20,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:20,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:20,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:20,375 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:20,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:20,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:20,400 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:20,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:20,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:20,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:20,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:20,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:20,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:20,468 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:20,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:20,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:20,477 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:20,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:20,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:20,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:20,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:20,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:20,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:20,540 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:20,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:20,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:20,553 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:20,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:20,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:20,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:20,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:20,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:20,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:20,622 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:20,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:20,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:20,631 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:20,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:20,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:20,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:20,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:20,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:20,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:20,698 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:20,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:20,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:20,707 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:20,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:20,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:20,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:20,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:20,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:20,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:20,779 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:20,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:20,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:20,790 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:20,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:20,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:20,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:20,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:20,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:20,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:20,864 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:20,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:20,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:20,872 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:20,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:20,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:20,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:20,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:20,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:20,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:20,941 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:20,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:20,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:20,948 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:20,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:20,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:20,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:20,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:20,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:20,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:21,016 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:21,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:21,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:21,024 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:21,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:21,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:21,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:21,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:21,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:21,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:21,090 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:21,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:21,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:21,102 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:21,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:21,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:21,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:21,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:21,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:21,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:21,167 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:21,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:21,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:21,175 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:21,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:21,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:21,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:21,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:21,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:21,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:21,243 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:21,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:21,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:21,251 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:21,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:21,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:21,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:21,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:21,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:21,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:21,311 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:21,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:21,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:21,318 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:21,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:21,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:21,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:21,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:21,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:21,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:21,375 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:21,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:21,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:21,381 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:21,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:21,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:21,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:21,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:21,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:21,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:21,438 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:21,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:21,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:21,444 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:21,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:21,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:21,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:21,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:21,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:21,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:21,519 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:21,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:21,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:21,526 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:21,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:21,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:21,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:21,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:21,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:21,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:21,584 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:21,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:21,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:21,590 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:21,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:21,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:21,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:21,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:21,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:21,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:21,649 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:21,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:21,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:21,656 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:21,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:21,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:21,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:21,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:21,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:21,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:21,719 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:21,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:21,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:21,725 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:21,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:21,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:21,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:21,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:21,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:21,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:21,808 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:21,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:21,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:21,816 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:21,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:21,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:21,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:21,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:21,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:21,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:21,880 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:21,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:21,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:21,888 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:21,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:21,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:21,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:21,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:21,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:21,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:21,972 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:21,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:21,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:21,979 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:21,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:21,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:21,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:21,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:21,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:22,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:22,038 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:22,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:22,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:22,045 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:22,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:22,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:22,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:22,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:22,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:22,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:22,108 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:22,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:22,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:22,114 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:22,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:22,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:22,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:22,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:22,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:22,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:22,176 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:22,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:22,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:22,182 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:22,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:22,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:22,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:22,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:22,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:22,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:22,246 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:22,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:22,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:22,252 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:22,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:22,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:22,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:22,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:22,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:22,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:22,311 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:22,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:22,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:22,317 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:22,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:22,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:22,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:22,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:22,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:22,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:22,374 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:22,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:22,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:22,383 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:22,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:22,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:22,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:22,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:22,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:22,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:22,449 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:22,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:22,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:22,455 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:22,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:22,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:22,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:22,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:22,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:22,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:22,516 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:22,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:22,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:22,523 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:22,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:22,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:22,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:22,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:22,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:22,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:22,579 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:22,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:22,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:22,585 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:22,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:22,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:22,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:22,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:22,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:22,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:22,659 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:22,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:22,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:22,665 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:22,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:22,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:22,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:22,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:22,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:22,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:22,720 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:22,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:22,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:22,726 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:22,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:22,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:22,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:22,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:22,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:22,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:22,778 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:22,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:22,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:22,784 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:22,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:22,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:22,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:22,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:22,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:22,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:22,843 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:22,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:22,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:22,848 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:22,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:22,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:22,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:22,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:22,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:22,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:22,904 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:22,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:22,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:22,910 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:22,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:22,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:22,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:22,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:22,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:22,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:22,969 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:22,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:22,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:22,975 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:22,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:22,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:22,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:22,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:22,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:22,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:23,036 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:23,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:23,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:23,042 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:23,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:23,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:23,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:23,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:23,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:23,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:23,101 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:23,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:23,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:23,107 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:23,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:23,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:23,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:23,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:23,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:23,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:23,166 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:23,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:23,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:23,172 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:23,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:23,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:23,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:23,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:23,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:23,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:23,230 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:23,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:23,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:23,237 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:23,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:23,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:23,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:23,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:23,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:23,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:23,294 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:23,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:23,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:23,301 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:23,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:23,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:23,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:23,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:23,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:23,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:23,363 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:23,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:23,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:23,369 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:23,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:23,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:23,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:23,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:23,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:23,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:23,424 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:23,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:23,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:23,431 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:23,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:23,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:23,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:23,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:23,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:23,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:23,488 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:23,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:23,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:23,493 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:23,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:23,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:23,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:23,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:23,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:23,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:23,549 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:23,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:23,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:23,555 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:23,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:23,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:23,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:23,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:23,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:23,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:23,606 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:23,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:23,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:23,612 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:23,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:23,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:23,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:23,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:23,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:23,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:23,667 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:23,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:23,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:23,673 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:23,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:23,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:23,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:23,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:23,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:23,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:23,735 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:23,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:23,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:23,741 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:23,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:23,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:23,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:23,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:23,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:23,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:23,792 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:23,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:23,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:23,797 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:23,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:23,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:23,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:23,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:23,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:23,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:23,849 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:23,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:23,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:23,855 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:23,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:23,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:23,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:23,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:23,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:23,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:23,922 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:23,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:23,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:23,928 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:23,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:23,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:23,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:23,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:23,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:23,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:23,981 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:23,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:23,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:23,986 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:23,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:23,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:23,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:24,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:24,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:24,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:24,041 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:24,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:24,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:24,046 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:24,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:24,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:24,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:24,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:24,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:24,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:24,098 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:24,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:24,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:24,109 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:24,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:24,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:24,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:24,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:24,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:24,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:24,162 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:24,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:24,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:24,170 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:24,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:24,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:24,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:24,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:24,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:24,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:24,222 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:24,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:24,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:24,228 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:24,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:24,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:24,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:24,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:24,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:24,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:24,285 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:24,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:24,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:24,290 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:24,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:24,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:24,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:24,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:24,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:24,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:24,346 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:24,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:24,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:24,353 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:24,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:24,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:24,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:24,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:24,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:24,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:24,403 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:24,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:24,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:24,409 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:24,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:24,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:24,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:24,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:24,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:24,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:24,466 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:24,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:24,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:24,472 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:24,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:24,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:24,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:24,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:24,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:24,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:24,530 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:24,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:24,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:24,535 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:24,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:24,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:24,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:24,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:24,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:24,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:24,586 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:24,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:24,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:24,592 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:24,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:24,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:24,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:24,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:24,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:24,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:24,643 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:24,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:24,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:24,648 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:24,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:24,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:24,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:24,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:24,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:24,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:24,704 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:24,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:24,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:24,721 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:24,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:24,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:24,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:24,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:24,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:24,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:24,769 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:24,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:24,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:24,774 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:24,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:24,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:24,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:24,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:24,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:24,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:24,824 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:24,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:24,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:24,830 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:24,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:24,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:24,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:24,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:24,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:24,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:24,880 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:24,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:24,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:24,885 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:24,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:24,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:24,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:24,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:24,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:24,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:24,937 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:24,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:24,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:24,942 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:24,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:24,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:24,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:24,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:24,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:24,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:24,992 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:24,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:24,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:24,997 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:24,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:24,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:24,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:25,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:25,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:25,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:25,049 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:25,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:25,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:25,054 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:25,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:25,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:25,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:25,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:25,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:25,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:25,103 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:25,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:25,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:25,108 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:25,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:25,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:25,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:25,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:25,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:25,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:25,157 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:25,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:25,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:25,163 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:25,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:25,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:25,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:25,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:25,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:25,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:25,215 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:25,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:25,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:25,220 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:25,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:25,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:25,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:25,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:25,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:25,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:25,269 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:25,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:25,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:25,274 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:25,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:25,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:25,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:25,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:25,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:25,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:25,325 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:25,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:25,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:25,330 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:25,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:25,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:25,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:25,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:25,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:25,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:25,379 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:25,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:25,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:25,384 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:25,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:25,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:25,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:25,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:25,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:25,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:25,431 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:25,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:25,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:25,436 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:25,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:25,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:25,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:25,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:25,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:25,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:25,483 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:25,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:25,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:25,488 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:25,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:25,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:25,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:25,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:25,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:25,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:25,536 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:25,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:25,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:25,541 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:25,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:25,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:25,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:25,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:25,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:25,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:25,590 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:25,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:25,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:25,595 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:25,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:25,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:25,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:25,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:25,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:25,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:25,657 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:25,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:25,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:25,662 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:25,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:25,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:25,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:25,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:25,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:25,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:25,711 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:25,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:25,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:25,730 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:25,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:25,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:25,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:25,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:25,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:25,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:25,804 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:25,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:25,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:25,815 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:25,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:25,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:25,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:25,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:25,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:25,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:25,868 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:25,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:25,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:25,873 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:25,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:25,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:25,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:25,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:25,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:25,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:25,925 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:25,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:25,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:25,930 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:25,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:25,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:25,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:25,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:25,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:25,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:25,981 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:25,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:25,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:25,986 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:25,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:25,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:25,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:26,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:26,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:26,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:26,038 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:26,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:26,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:26,043 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:26,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:26,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:26,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:26,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:26,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:26,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:26,092 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:26,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:26,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:26,097 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:26,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:26,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:26,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:26,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:26,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:26,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:26,146 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:26,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:26,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:26,151 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:26,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:26,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:26,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:26,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:26,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:26,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:26,201 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:26,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:26,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:26,206 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:26,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:26,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:26,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:26,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:26,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:26,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:26,257 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:26,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:26,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:26,262 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:26,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:26,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:26,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:26,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:26,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:26,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:26,312 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:26,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:26,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:26,317 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:26,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:26,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:26,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:26,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:26,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:26,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:26,366 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:26,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:26,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:26,371 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:26,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:26,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:26,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:26,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:26,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:26,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:26,421 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:26,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:26,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:26,426 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:26,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:26,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:26,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:26,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:26,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:26,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:26,475 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:26,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:26,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:26,480 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:26,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:26,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:26,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:26,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:26,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:26,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:26,529 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:26,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:26,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:26,537 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:26,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:26,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:26,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:26,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:26,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:26,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:26,586 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:26,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:26,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:26,591 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:26,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:26,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:26,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:26,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:26,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:26,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:26,667 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:26,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:26,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:26,673 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:26,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:26,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:26,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:26,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:26,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:26,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:26,722 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:26,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:26,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:26,727 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:26,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:26,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:26,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:26,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:26,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:26,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:26,774 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:26,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:26,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:26,779 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:26,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:26,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:26,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:26,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:26,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:26,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:26,826 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:26,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:26,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:26,831 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:26,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:26,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:26,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:26,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:26,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:26,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:26,882 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:26,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:26,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:26,886 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:26,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:26,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:26,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:26,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:26,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:26,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:26,933 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:26,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:26,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:26,938 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:26,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:26,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:26,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:26,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:26,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:26,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:26,985 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:26,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:26,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:26,990 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:26,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:26,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:26,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:27,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:27,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:27,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:27,038 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:27,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:27,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:27,042 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:27,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:27,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:27,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:27,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:27,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:27,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:27,090 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:27,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:27,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:27,095 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:27,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:27,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:27,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:27,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:27,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:27,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:27,141 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:27,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:27,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:27,146 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:27,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:27,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:27,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:27,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:27,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:27,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:27,192 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:27,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:27,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:27,196 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:27,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:27,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:27,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:27,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:27,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:27,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:27,245 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:27,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:27,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:27,250 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:27,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:27,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:27,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:27,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:27,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:27,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:27,296 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:27,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:27,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:27,300 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:27,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:27,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:27,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:27,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:27,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:27,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:27,346 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:27,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:27,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:27,351 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:27,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:27,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:27,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:27,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:27,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:27,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:27,397 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:27,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:27,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:27,402 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:27,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:27,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:27,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:27,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:27,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:27,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:27,448 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:27,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:27,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:27,453 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:27,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:27,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:27,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:27,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:27,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:27,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:27,500 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:27,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:27,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:27,505 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:27,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:27,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:27,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:27,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:27,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:27,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:27,569 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:27,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:27,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:27,574 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:27,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:27,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:27,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:27,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:27,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:27,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:27,620 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:27,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:27,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:27,625 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:27,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:27,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:27,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:27,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:27,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:27,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:27,671 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:27,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:27,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:27,676 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:27,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:27,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:27,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:27,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:27,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:27,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:27,722 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:27,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:27,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:27,727 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:27,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:27,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:27,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:27,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:27,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:27,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:27,777 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:27,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:27,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:27,781 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:27,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:27,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:27,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:27,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:27,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:27,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:27,828 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:27,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:27,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:27,833 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:27,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:27,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:27,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:27,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:27,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:27,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:27,885 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:27,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:27,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:27,890 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:27,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:27,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:27,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:27,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:27,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:27,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:27,935 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:27,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:27,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:27,940 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:27,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:27,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:27,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:27,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:27,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:27,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:27,986 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:27,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:27,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:27,990 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:27,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:27,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:27,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:28,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:28,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:28,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:28,036 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:28,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:28,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:28,041 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:28,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:28,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:28,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:28,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:28,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:28,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:28,094 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:28,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:28,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:28,098 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:28,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:28,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:28,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:28,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:28,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:28,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:28,145 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:28,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:28,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:28,150 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:28,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:28,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:28,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:28,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:28,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:28,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:28,197 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:28,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:28,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:28,202 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:28,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:28,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:28,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:28,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:28,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:28,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:28,249 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:28,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:28,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:28,254 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:28,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:28,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:28,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:28,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:28,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:28,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:28,301 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:28,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:28,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:28,306 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:28,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:28,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:28,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:28,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:28,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:28,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:28,353 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:28,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:28,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:28,359 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:28,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:28,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:28,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:28,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:28,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:28,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:28,407 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:28,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:28,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:28,411 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:28,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:28,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:28,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:28,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:28,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:28,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:28,477 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:28,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:28,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:28,482 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:28,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:28,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:28,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:28,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:28,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:28,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:28,533 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:28,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:28,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:28,549 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:28,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:28,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:28,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:28,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:28,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:28,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:28,600 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:28,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:28,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:28,606 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:28,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:28,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:28,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:28,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:28,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:28,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:28,657 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:28,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:28,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:28,662 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:28,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:28,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:28,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:28,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:28,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:28,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:28,713 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:28,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:28,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:28,718 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:28,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:28,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:28,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:28,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:28,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:28,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:28,790 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:28,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:28,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:28,796 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:28,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:28,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:28,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:28,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:28,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:28,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:28,845 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:28,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:28,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:28,850 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:28,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:28,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:28,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:28,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:28,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:28,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:28,897 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:28,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:28,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:28,902 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:28,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:28,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:28,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:28,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:28,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:28,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:28,948 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:28,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:28,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:28,953 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:28,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:28,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:28,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:28,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:28,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:28,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:28,999 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:29,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:29,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:29,004 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:29,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:29,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:29,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:29,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:29,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:29,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:29,053 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:29,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:29,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:29,059 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:29,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:29,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:29,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:29,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:29,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:29,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:29,107 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:29,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:29,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:29,112 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:29,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:29,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:29,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:29,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:29,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:29,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:29,158 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:29,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:29,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:29,163 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:29,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:29,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:29,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:29,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:29,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:29,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:29,211 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:29,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:29,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:29,216 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:29,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:29,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:29,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:29,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:29,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:29,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:29,268 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:29,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:29,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:29,274 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:29,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:29,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:29,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:29,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:29,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:29,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:29,327 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:29,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:29,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:29,332 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:29,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:29,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:29,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:29,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:29,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:29,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:29,378 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:29,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:29,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:29,383 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:29,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:29,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:29,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:29,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:29,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:29,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:29,432 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:29,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:29,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:29,437 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:29,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:29,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:29,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:29,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:29,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:29,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:29,485 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:29,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:29,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:29,490 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:29,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:29,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:29,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:29,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:29,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:29,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:29,535 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:29,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:29,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:29,540 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:29,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:29,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:29,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:29,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:29,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:29,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:29,619 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:29,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:29,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:29,623 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:29,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:29,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:29,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:29,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:29,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:29,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:29,669 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:29,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:29,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:29,674 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:29,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:29,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:29,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:29,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:29,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:29,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:29,720 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:29,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:29,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:29,724 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:29,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:29,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:29,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:29,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:29,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:29,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:29,771 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:29,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:29,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:29,776 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:29,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:29,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:29,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:29,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:29,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:29,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:29,821 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:29,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:29,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:29,826 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:29,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:29,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:29,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:29,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:29,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:29,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:29,873 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:29,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:29,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:29,878 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:29,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:29,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:29,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:29,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:29,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:29,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:29,924 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:29,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:29,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:29,929 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:29,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:29,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:29,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:29,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:29,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:29,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:29,976 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:29,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:29,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:29,981 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:29,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:29,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:29,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:29,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:29,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:29,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:30,027 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:30,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:30,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:30,032 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:30,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:30,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:30,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:30,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:30,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:30,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:30,077 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:30,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:30,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:30,082 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:30,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:30,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:30,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:30,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:30,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:30,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:30,128 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:30,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:30,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:30,133 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:30,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:30,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:30,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:30,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:30,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:30,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:30,180 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:30,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:30,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:30,185 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:30,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:30,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:30,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:30,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:30,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:30,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:30,230 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:30,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:30,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:30,235 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:30,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:30,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:30,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:30,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:30,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:30,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:30,280 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:30,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:30,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:30,285 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:30,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:30,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:30,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:30,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:30,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:30,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:30,331 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:30,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:30,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:30,336 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:30,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:30,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:30,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:30,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:30,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:30,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:30,384 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:30,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:30,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:30,389 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:30,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:30,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:30,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:30,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:30,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:30,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:30,437 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:30,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:30,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:30,441 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:30,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:30,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:30,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:30,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:30,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:30,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:30,489 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:30,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:30,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:30,494 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:30,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:30,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:30,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:30,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:30,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:30,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:30,540 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:30,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:30,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:30,545 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:30,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:30,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:30,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:30,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:30,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:30,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:30,599 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:30,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:30,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:30,604 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:30,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:30,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:30,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:30,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:30,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:30,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:30,652 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:30,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:30,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:30,658 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:30,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:30,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:30,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:30,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:30,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:30,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:30,745 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:30,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:30,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:30,751 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:30,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:30,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:30,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:30,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:30,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:30,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:30,807 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:30,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:30,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:30,813 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:30,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:30,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:30,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:30,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:30,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:30,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:30,871 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:30,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:30,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:30,876 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:30,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:30,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:30,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:30,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:30,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:30,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:30,931 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:30,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:30,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:30,936 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:30,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:30,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:30,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:30,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:30,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:30,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:30,992 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:31,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:31,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:31,009 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:31,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:31,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:31,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:31,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:31,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:31,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:31,065 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:31,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:31,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:31,070 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:31,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:31,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:31,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:31,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:31,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:31,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:31,117 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:31,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:31,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:31,122 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:31,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:31,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:31,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:31,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:31,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:31,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:31,169 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:31,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:31,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:31,173 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:31,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:31,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:31,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:31,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:31,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:31,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:31,220 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:31,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:31,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:31,225 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:31,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:31,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:31,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:31,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:31,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:31,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:31,270 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:31,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:31,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:31,276 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:31,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:31,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:31,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:31,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:31,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:31,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:31,322 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:31,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:31,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:31,326 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:31,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:31,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:31,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:31,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:31,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:31,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:31,374 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:31,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:31,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:31,379 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:31,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:31,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:31,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:31,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:31,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:31,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:31,426 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:31,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:31,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:31,431 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:31,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:31,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:31,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:31,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:31,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:31,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:31,477 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:31,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:31,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:31,482 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:31,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:31,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:31,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:31,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:31,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:31,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:31,528 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:31,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:31,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:31,533 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:31,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:31,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:31,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:31,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:31,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:31,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:31,580 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:31,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:31,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:31,585 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:31,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:31,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:31,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:31,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:31,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:31,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:31,633 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:31,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:31,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:31,638 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:31,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:31,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:31,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:31,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:31,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:31,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:31,685 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:31,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:31,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:31,690 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:31,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:31,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:31,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:31,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:31,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:31,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:31,743 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:31,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:31,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:31,747 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:31,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:31,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:31,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:31,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:31,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:31,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:31,796 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:31,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:31,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:31,801 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:31,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:31,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:31,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:31,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:31,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:31,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:31,850 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:31,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:31,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:31,855 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:31,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:31,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:31,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:31,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:31,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:31,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:31,929 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:31,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:31,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:31,935 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:31,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:31,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:31,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:31,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:31,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:31,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:31,990 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:31,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:31,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:31,996 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:31,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:31,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:31,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:32,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:32,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:32,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:32,057 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:32,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:32,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:32,063 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:32,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:32,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:32,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:32,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:32,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:32,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:32,130 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:32,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:32,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:32,136 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:32,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:32,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:32,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:32,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:32,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:32,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:32,205 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:32,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:32,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:32,211 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:32,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:32,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:32,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:32,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:32,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:32,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:32,283 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:32,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:32,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:32,290 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:32,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:32,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:32,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:32,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:32,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:32,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:32,359 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:32,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:32,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:32,365 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:32,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:32,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:32,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:32,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:32,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:32,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:32,435 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:32,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:32,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:32,442 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:32,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:32,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:32,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:32,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:32,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:32,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:32,514 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:32,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:32,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:32,519 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:32,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:32,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:32,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:32,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:32,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:32,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:32,583 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:32,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:32,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:32,593 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:32,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:32,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:32,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:32,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:32,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:32,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:32,656 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:32,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:32,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:32,662 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:32,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:32,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:32,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:32,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:32,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:32,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:32,721 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:32,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:32,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:32,732 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:32,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:32,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:32,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:32,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:32,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:32,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:32,790 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:32,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:32,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:32,796 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:32,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:32,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:32,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:32,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:32,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:32,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:32,866 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:32,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:32,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:32,874 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:32,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:32,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:32,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:32,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:32,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:32,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:32,973 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:32,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:32,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:32,980 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:32,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:32,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:32,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:33,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:33,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:33,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:33,050 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:33,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:33,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:33,056 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:33,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:33,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:33,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:33,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:33,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:33,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:33,127 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:33,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:33,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:33,137 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:33,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:33,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:33,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:33,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:33,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:33,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:33,226 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:33,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:33,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:33,238 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:33,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:33,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:33,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:33,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:33,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:33,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:33,313 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:33,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:33,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:33,321 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:33,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:33,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:33,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:33,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:33,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:33,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:33,397 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:33,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:33,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:33,403 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:33,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:33,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:33,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:33,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:33,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:33,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:33,465 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:33,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:33,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:33,473 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:33,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:33,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:33,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:33,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:33,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:33,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:33,565 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:33,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:33,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:33,570 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:33,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:33,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:33,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:33,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:33,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:33,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:33,639 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:33,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:33,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:33,646 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:33,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:33,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:33,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:33,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:33,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:33,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:33,709 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:33,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:33,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:33,715 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:33,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:33,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:33,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:33,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:33,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:33,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:33,775 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:33,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:33,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:33,781 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:33,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:33,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:33,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:33,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:33,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:33,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:33,839 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:33,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:33,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:33,846 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:33,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:33,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:33,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:33,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:33,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:33,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:33,905 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:33,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:33,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:33,911 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:33,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:33,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:33,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:33,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:33,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:33,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:33,969 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:33,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:33,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:33,975 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:33,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:33,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:33,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:33,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:33,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:33,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:34,031 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:34,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:34,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:34,037 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:34,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:34,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:34,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:34,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:34,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:34,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:34,091 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:34,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:34,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:34,097 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:34,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:34,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:34,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:34,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:34,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:34,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:34,151 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:34,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:34,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:34,157 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:34,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:34,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:34,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:34,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:34,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:34,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:34,217 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:34,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:34,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:34,223 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:34,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:34,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:34,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:34,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:34,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:34,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:34,279 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:34,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:34,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:34,285 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:34,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:34,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:34,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:34,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:34,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:34,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:34,339 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:34,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:34,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:34,345 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:34,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:34,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:34,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:34,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:34,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:34,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:34,399 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:34,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:34,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:34,405 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:34,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:34,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:34,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:34,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:34,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:34,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:34,463 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:34,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:34,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:34,469 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:34,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:34,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:34,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:34,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:34,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:34,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:34,530 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:34,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:34,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:34,535 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:34,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:34,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:34,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:34,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:34,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:34,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:34,595 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:34,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:34,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:34,600 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:34,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:34,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:34,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:34,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:34,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:34,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:34,658 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:34,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:34,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:34,664 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:34,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:34,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:34,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:34,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:34,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:34,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:34,718 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:34,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:34,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:34,724 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:34,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:34,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:34,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:34,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:34,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:34,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:34,779 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:34,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:34,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:34,785 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:34,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:34,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:34,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:34,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:34,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:34,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:34,840 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:34,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:34,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:34,846 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:34,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:34,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:34,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:34,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:34,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:34,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:34,912 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:34,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:34,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:34,918 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:34,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:34,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:34,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:34,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:34,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:34,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:34,976 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:34,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:34,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:34,981 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:34,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:34,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:34,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:35,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:35,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:35,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:35,037 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:35,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:35,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:35,043 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:35,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:35,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:35,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:35,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:35,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:35,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:35,099 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:35,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:35,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:35,105 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:35,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:35,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:35,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:35,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:35,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:35,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:35,161 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:35,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:35,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:35,166 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:35,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:35,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:35,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:35,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:35,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:35,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:35,223 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:35,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:35,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:35,229 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:35,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:35,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:35,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:35,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:35,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:35,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:35,284 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:35,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:35,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:35,290 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:35,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:35,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:35,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:35,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:35,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:35,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:35,343 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:35,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:35,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:35,349 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:35,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:35,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:35,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:35,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:35,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:35,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:35,405 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:35,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:35,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:35,412 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:35,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:35,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:35,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:35,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:35,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:35,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:35,472 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:35,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:35,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:35,476 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:35,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:35,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:35,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:35,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:35,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:35,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:35,545 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:35,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:35,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:35,551 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:35,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:35,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:35,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:35,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:35,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:35,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:35,635 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:35,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:35,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:35,641 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:35,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:35,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:35,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:35,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:35,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:35,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:35,718 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:35,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:35,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:35,724 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:35,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:35,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:35,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:35,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:35,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:35,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:35,795 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:35,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:35,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:35,801 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:35,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:35,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:35,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:35,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:35,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:35,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:35,871 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:35,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:35,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:35,878 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:35,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:35,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:35,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:35,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:35,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:35,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:35,947 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:35,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:35,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:35,954 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:35,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:35,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:35,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:35,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:35,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:35,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:36,023 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:36,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:36,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:36,030 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:36,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:36,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:36,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:36,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:36,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:36,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:36,098 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:36,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:36,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:36,105 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:36,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:36,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:36,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:36,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:36,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:36,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:36,176 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:36,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:36,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:36,182 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:36,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:36,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:36,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:36,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:36,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:36,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:36,253 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:36,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:36,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:36,260 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:36,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:36,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:36,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:36,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:36,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:36,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:36,332 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:36,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:36,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:36,339 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:36,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:36,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:36,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:36,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:36,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:36,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:36,409 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:36,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:36,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:36,416 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:36,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:36,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:36,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:36,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:36,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:36,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:36,483 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:36,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:36,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:36,489 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:36,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:36,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:36,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:36,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:36,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:36,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:36,549 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:36,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:36,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:36,555 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:36,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:36,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:36,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:36,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:36,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:36,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:36,616 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:36,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:36,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:36,622 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:36,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:36,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:36,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:36,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:36,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:36,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:36,682 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:36,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:36,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:36,688 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:36,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:36,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:36,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:36,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:36,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:36,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:36,748 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:36,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:36,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:36,754 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:36,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:36,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:36,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:36,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:36,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:36,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:36,816 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:36,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:36,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:36,822 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:36,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:36,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:36,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:36,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:36,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:36,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:36,881 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:36,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:36,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:36,887 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:36,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:36,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:36,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:36,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:36,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:36,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:36,947 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:36,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:36,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:36,953 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:36,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:36,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:36,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:36,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:36,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:36,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:37,011 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:37,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:37,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:37,017 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:37,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:37,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:37,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:37,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:37,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:37,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:37,077 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:37,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:37,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:37,083 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:37,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:37,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:37,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:37,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:37,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:37,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:37,142 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:37,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:37,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:37,148 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:37,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:37,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:37,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:37,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:37,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:37,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:37,207 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:37,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:37,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:37,213 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:37,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:37,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:37,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:37,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:37,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:37,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:37,272 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:37,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:37,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:37,278 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:37,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:37,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:37,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:37,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:37,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:37,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:37,337 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:37,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:37,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:37,343 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:37,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:37,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:37,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:37,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:37,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:37,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:37,403 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:37,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:37,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:37,409 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:37,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:37,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:37,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:37,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:37,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:37,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:37,468 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:37,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:37,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:37,474 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:37,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:37,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:37,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:37,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:37,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:37,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:37,533 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:37,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:37,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:37,539 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:37,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:37,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:37,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:37,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:37,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:37,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:37,602 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:37,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:37,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:37,608 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:37,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:37,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:37,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:37,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:37,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:37,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:37,669 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:37,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:37,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:37,675 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:37,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:37,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:37,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:37,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:37,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:37,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:37,745 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:37,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:37,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:37,752 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:37,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:37,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:37,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:37,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:37,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:37,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:37,815 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:37,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:37,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:37,821 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:37,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:37,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:37,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:37,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:37,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:37,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:37,916 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:37,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:37,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:37,922 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:37,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:37,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:37,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:37,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:37,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:37,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:37,986 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:37,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:37,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:37,992 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:37,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:37,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:37,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:38,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:38,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:38,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:38,053 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:38,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:38,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:38,059 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:38,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:38,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:38,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:38,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:38,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:38,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:38,119 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:38,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:38,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:38,125 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:38,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:38,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:38,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:38,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:38,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:38,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:38,188 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:38,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:38,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:38,194 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:38,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:38,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:38,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:38,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:38,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:38,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:38,253 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:38,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:38,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:38,259 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:38,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:38,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:38,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:38,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:38,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:38,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:38,317 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:38,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:38,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:38,323 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:38,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:38,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:38,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:38,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:38,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:38,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:38,387 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:38,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:38,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:38,393 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:38,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:38,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:38,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:38,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:38,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:38,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:38,452 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:38,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:38,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:38,458 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:38,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:38,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:38,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:38,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:38,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:38,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:38,517 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:38,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:38,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:38,523 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:38,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:38,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:38,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:38,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:38,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:38,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:38,584 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:38,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:38,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:38,590 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:38,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:38,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:38,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:38,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:38,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:38,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:38,688 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:38,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:38,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:38,694 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:38,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:38,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:38,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:38,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:38,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:38,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:38,758 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:38,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:38,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:38,764 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:38,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:38,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:38,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:38,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:38,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:38,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:38,823 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:38,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:38,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:38,829 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:38,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:38,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:38,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:38,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:38,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:38,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:38,892 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:38,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:38,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:38,898 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:38,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:38,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:38,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:38,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:38,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:38,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:38,956 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:38,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:38,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:38,962 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:38,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:38,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:38,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:38,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:38,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:38,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:39,020 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:39,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:39,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:39,026 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:39,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:39,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:39,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:39,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:39,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:39,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:39,085 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:39,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:39,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:39,091 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:39,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:39,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:39,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:39,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:39,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:39,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:39,151 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:39,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:39,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:39,157 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:39,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:39,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:39,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:39,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:39,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:39,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:39,215 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:39,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:39,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:39,220 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:39,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:39,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:39,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:39,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:39,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:39,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:39,280 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:39,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:39,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:39,286 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:39,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:39,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:39,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:39,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:39,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:39,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:39,368 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:39,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:39,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:39,374 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:39,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:39,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:39,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:39,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:39,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:39,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:39,438 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:39,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:39,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:39,445 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:39,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:39,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:39,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:39,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:39,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:39,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:39,509 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:39,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:39,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:39,516 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:39,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:39,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:39,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:39,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:39,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:39,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:39,577 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:39,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:39,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:39,584 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:39,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:39,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:39,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:39,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:39,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:39,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:39,646 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:39,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:39,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:39,652 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:39,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:39,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:39,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:39,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:39,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:39,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:39,714 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:39,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:39,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:39,721 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:39,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:39,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:39,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:39,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:39,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:39,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:39,783 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:39,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:39,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:39,790 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:39,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:39,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:39,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:39,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:39,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:39,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:39,853 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:39,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:39,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:39,858 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:39,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:39,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:39,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:39,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:39,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:39,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:39,917 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:39,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:39,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:39,923 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:39,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:39,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:39,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:39,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:39,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:39,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:39,982 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:39,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:39,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:39,988 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:39,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:39,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:39,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:40,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:40,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:40,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:40,048 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:40,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:40,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:40,053 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:40,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:40,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:40,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:40,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:40,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:40,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:40,115 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:40,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:40,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:40,121 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:40,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:40,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:40,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:40,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:40,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:40,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:40,180 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:40,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:40,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:40,186 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:40,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:40,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:40,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:40,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:40,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:40,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:40,265 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:40,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:40,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:40,284 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:40,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:40,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:40,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:40,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:40,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:40,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:40,353 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:40,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:40,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:40,359 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:40,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:40,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:40,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:40,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:40,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:40,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:40,424 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:40,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:40,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:40,430 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:40,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:40,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:40,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:40,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:40,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:40,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:40,503 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:40,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:40,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:40,509 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:40,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:40,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:40,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:40,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:40,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:40,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:40,570 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:40,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:40,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:40,575 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:40,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:40,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:40,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:40,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:40,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:40,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:40,633 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:40,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:40,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:40,639 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:40,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:40,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:40,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:40,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:40,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:40,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:40,696 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:40,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:40,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:40,702 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:40,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:40,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:40,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:40,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:40,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:40,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:40,762 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:40,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:40,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:40,767 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:40,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:40,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:40,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:40,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:40,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:40,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:40,829 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:40,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:40,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:40,834 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:40,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:40,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:40,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:40,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:40,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:40,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:40,900 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:40,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:40,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:40,906 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:40,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:40,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:40,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:40,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:40,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:40,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:40,966 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:40,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:40,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:40,972 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:40,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:40,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:40,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:40,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:40,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:40,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:41,032 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:41,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:41,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:41,038 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:41,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:41,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:41,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:41,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:41,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:41,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:41,099 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:41,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:41,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:41,123 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:41,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:41,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:41,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:41,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:41,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:41,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:41,183 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:41,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:41,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:41,189 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:41,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:41,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:41,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:41,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:41,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:41,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:41,248 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:41,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:41,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:41,253 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:41,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:41,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:41,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:41,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:41,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:41,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:41,324 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:41,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:41,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:41,330 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:41,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:41,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:41,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:41,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:41,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:41,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:41,389 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:41,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:41,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:41,395 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:41,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:41,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:41,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:41,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:41,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:41,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:41,456 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:41,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:41,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:41,462 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:41,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:41,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:41,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:41,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:41,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:41,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:41,535 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:41,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:41,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:41,540 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:41,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:41,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:41,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:41,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:41,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:41,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:41,607 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:41,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:41,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:41,614 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:41,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:41,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:41,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:41,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:41,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:41,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:41,674 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:41,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:41,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:41,680 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:41,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:41,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:41,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:41,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:41,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:41,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:41,738 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:41,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:41,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:41,744 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:41,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:41,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:41,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:41,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:41,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:41,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:41,800 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:41,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:41,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:41,806 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:41,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:41,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:41,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:41,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:41,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:41,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:41,863 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:41,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:41,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:41,869 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:41,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:41,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:41,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:41,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:41,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:41,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:41,927 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:41,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:41,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:41,936 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:41,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:41,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:41,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:41,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:41,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:41,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:41,993 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:41,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:41,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:41,997 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:41,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:41,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:41,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:42,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:42,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:42,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:42,065 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:42,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:42,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:42,070 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:42,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:42,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:42,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:42,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:42,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:42,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:42,155 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:42,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:42,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:42,161 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:42,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:42,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:42,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:42,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:42,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:42,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:42,219 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:42,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:42,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:42,225 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:42,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:42,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:42,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:42,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:42,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:42,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:42,283 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:42,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:42,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:42,288 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:42,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:42,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:42,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:42,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:42,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:42,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:42,346 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:42,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:42,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:42,351 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:42,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:42,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:42,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:42,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:42,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:42,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:42,410 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:42,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:42,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:42,416 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:42,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:42,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:42,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:42,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:42,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:42,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:42,476 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:42,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:42,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:42,482 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:42,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:42,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:42,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:42,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:42,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:42,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:42,571 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:42,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:42,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:42,577 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:42,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:42,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:42,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:42,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:42,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:42,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:42,643 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:42,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:42,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:42,649 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:42,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:42,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:42,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:42,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:42,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:42,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:42,709 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:42,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:42,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:42,715 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:42,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:42,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:42,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:42,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:42,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:42,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:42,774 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:42,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:42,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:42,787 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:42,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:42,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:42,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:42,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:42,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:42,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:42,845 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:42,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:42,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:42,860 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:42,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:42,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:42,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:42,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:42,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:42,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:42,936 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:42,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:42,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:42,942 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:42,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:42,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:42,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:42,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:42,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:42,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:43,001 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:43,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:43,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:43,006 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:43,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:43,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:43,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:43,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:43,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:43,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:43,064 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:43,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:43,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:43,070 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:43,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:43,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:43,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:43,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:43,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:43,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:43,128 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:43,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:43,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:43,135 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:43,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:43,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:43,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:43,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:43,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:43,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:43,201 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:43,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:43,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:43,206 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:43,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:43,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:43,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:43,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:43,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:43,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:43,264 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:43,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:43,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:43,269 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:43,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:43,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:43,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:43,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:43,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:43,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:43,329 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:43,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:43,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:43,343 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:43,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:43,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:43,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:43,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:43,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:43,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:43,406 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:43,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:43,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:43,410 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:43,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:43,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:43,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:43,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:43,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:43,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:43,498 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:43,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:43,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:43,504 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:43,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:43,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:43,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:43,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:43,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:43,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:43,566 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:43,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:43,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:43,572 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:43,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:43,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:43,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:43,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:43,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:43,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:43,632 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:43,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:43,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:43,638 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:43,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:43,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:43,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:43,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:43,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:43,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:43,696 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:43,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:43,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:43,702 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:43,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:43,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:43,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:43,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:43,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:43,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:43,764 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:43,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:43,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:43,771 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:43,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:43,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:43,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:43,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:43,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:43,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:43,833 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:43,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:43,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:43,839 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:43,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:43,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:43,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:43,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:43,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:43,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:43,899 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:43,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:43,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:43,905 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:43,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:43,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:43,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:43,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:43,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:43,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:43,960 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:43,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:43,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:43,965 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:43,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:43,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:43,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:43,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:43,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:43,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:44,019 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:44,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:44,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:44,024 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:44,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:44,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:44,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:44,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:44,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:44,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:44,080 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:44,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:44,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:44,085 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:44,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:44,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:44,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:44,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:44,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:44,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:44,140 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:44,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:44,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:44,145 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:44,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:44,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:44,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:44,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:44,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:44,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:44,202 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:44,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:44,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:44,207 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:44,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:44,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:44,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:44,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:44,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:44,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:44,263 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:44,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:44,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:44,268 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:44,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:44,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:44,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:44,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:44,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:44,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:44,326 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:44,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:44,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:44,332 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:44,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:44,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:44,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:44,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:44,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:44,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:44,390 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:44,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:44,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:44,396 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:44,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:44,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:44,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:44,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:44,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:44,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:44,455 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:44,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:44,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:44,461 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:44,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:44,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:44,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:44,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:44,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:44,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:44,518 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:44,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:44,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:44,522 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:44,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:44,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:44,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:44,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:44,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:44,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:44,577 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:44,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:44,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:44,581 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:44,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:44,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:44,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:44,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:44,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:44,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:44,665 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:44,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:44,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:44,671 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:44,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:44,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:44,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:44,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:44,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:44,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:44,740 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:44,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:44,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:44,746 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:44,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:44,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:44,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:44,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:44,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:44,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:44,816 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:44,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:44,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:44,823 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:44,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:44,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:44,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:44,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:44,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:44,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:44,894 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:44,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:44,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:44,900 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:44,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:44,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:44,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:44,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:44,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:44,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:44,969 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:44,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:44,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:44,976 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:44,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:44,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:44,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:44,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:44,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:44,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:45,046 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:45,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:45,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:45,052 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:45,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:45,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:45,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:45,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:45,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:45,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:45,122 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:45,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:45,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:45,128 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:45,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:45,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:45,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:45,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:45,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:45,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:45,198 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:45,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:45,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:45,204 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:45,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:45,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:45,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:45,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:45,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:45,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:45,274 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:45,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:45,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:45,280 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:45,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:45,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:45,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:45,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:45,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:45,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:45,358 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:45,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:45,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:45,365 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:45,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:45,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:45,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:45,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:45,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:45,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:45,437 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:45,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:45,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:45,442 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:45,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:45,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:45,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:45,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:45,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:45,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:45,504 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:45,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:45,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:45,509 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:45,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:45,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:45,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:45,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:45,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:45,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:45,574 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:45,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:45,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:45,579 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:45,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:45,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:45,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:45,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:45,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:45,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:45,647 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:45,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:45,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:45,653 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:45,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:45,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:45,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:45,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:45,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:45,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:45,714 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:45,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:45,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:45,719 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:45,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:45,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:45,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:45,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:45,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:45,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:45,779 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:45,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:45,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:45,784 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:45,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:45,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:45,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:45,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:45,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:45,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:45,848 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:45,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:45,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:45,853 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:45,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:45,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:45,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:45,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:45,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:45,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:45,918 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:45,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:45,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:45,923 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:45,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:45,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:45,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:45,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:45,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:45,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:45,973 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:45,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:45,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:45,978 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:45,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:45,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:45,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:45,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:45,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:45,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:46,024 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:46,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:46,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:46,027 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:46,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:46,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:46,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:46,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:46,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:46,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:46,077 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:46,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:46,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:46,080 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:46,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:46,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:46,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:46,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:46,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:46,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:46,130 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:46,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:46,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:46,134 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:46,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:46,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:46,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:46,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:46,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:46,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:46,217 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:46,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:46,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:46,224 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:46,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:46,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:46,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:46,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:46,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:46,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:46,294 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:46,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:46,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:46,300 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:46,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:46,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:46,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:46,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:46,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:46,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:46,371 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:46,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:46,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:46,377 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:46,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:46,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:46,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:46,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:46,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:46,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:46,441 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:46,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:46,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:46,446 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:46,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:46,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:46,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:46,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:46,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:46,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:46,517 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:46,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:46,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:46,522 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:46,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:46,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:46,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:46,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:46,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:46,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:46,576 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:46,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:46,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:46,581 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:46,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:46,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:46,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:46,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:46,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:46,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:46,638 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:46,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:46,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:46,643 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:46,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:46,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:46,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:46,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:46,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:46,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:46,701 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:46,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:46,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:46,707 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:46,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:46,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:46,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:46,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:46,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:46,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:46,765 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:46,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:46,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:46,769 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:46,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:46,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:46,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:46,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:46,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:46,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:46,829 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:46,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:46,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:46,834 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:46,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:46,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:46,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:46,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:46,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:46,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:46,886 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:46,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:46,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:46,890 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:46,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:46,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:46,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:46,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:46,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:46,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:46,961 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:46,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:46,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:46,967 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:46,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:46,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:46,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:46,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:46,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:46,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:47,034 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:47,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:47,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:47,039 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:47,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:47,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:47,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:47,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:47,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:47,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:47,099 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:47,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:47,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:47,103 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:47,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:47,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:47,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:47,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:47,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:47,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:47,146 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:47,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:47,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:47,154 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:47,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:47,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:47,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:47,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:47,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:47,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:47,213 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:47,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:47,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:47,218 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:47,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:47,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:47,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:47,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:47,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:47,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:47,282 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:47,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:47,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:47,287 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:47,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:47,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:47,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:47,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:47,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:47,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:47,348 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:47,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:47,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:47,354 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:47,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:47,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:47,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:47,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:47,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:47,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:47,412 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:47,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:47,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:47,416 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:47,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:47,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:47,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:47,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:47,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:47,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:47,470 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:47,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:47,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:47,474 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:47,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:47,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:47,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:47,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:47,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:47,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:47,544 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:47,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:47,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:47,550 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:47,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:47,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:47,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:47,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:47,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:47,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:47,612 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:47,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:47,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:47,615 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:47,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:47,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:47,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:47,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:47,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:47,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:47,660 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:47,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:47,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:47,663 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:47,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:47,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:47,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:47,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:47,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:47,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:47,711 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:47,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:47,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:47,714 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:47,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:47,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:47,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:47,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:47,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:47,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:47,763 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:47,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:47,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:47,767 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:47,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:47,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:47,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:47,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:47,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:47,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:47,810 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:47,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:47,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:47,814 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:47,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:47,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:47,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:47,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:47,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:47,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:47,875 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:47,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:47,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:47,881 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:47,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:47,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:47,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:47,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:47,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:47,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:47,927 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:47,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:47,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:47,930 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:47,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:47,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:47,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:47,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:47,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:47,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:47,975 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:47,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:47,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:47,979 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:47,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:47,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:47,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:48,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:48,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:48,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:48,057 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:48,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:48,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:48,062 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:48,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:48,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:48,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:48,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:48,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:48,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:48,132 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:48,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:48,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:48,138 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:48,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:48,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:48,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:48,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:48,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:48,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:48,198 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:48,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:48,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:48,203 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:48,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:48,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:48,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:48,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:48,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:48,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:48,263 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:48,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:48,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:48,268 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:48,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:48,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:48,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:48,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:48,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:48,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:48,316 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:48,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:48,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:48,319 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:48,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:48,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:48,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:48,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:48,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:48,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:48,380 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:48,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:48,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:48,383 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:48,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:48,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:48,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:48,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:48,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:48,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:48,432 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:48,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:48,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:48,435 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:48,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:48,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:48,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:48,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:48,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:48,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:48,481 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:48,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:48,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:48,484 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:48,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:48,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:48,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:48,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:48,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:48,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:48,549 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:48,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:48,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:48,554 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:48,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:48,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:48,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:48,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:48,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:48,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:48,599 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:48,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:48,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:48,602 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:48,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:48,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:48,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:48,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:48,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:48,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:48,657 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:48,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:48,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:48,662 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:48,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:48,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:48,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:48,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:48,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:48,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:48,731 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:48,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:48,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:48,738 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:48,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:48,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:48,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:48,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:48,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:48,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:48,799 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:48,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:48,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:48,804 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:48,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:48,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:48,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:48,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:48,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:48,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:48,855 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:48,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:48,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:48,858 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:48,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:48,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:48,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:48,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:48,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:48,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:48,906 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:48,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:48,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:48,910 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:48,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:48,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:48,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:48,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:48,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:48,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:48,954 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:48,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:48,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:48,958 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:48,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:48,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:48,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:48,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:48,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:48,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:49,009 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:49,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:49,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:49,013 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:49,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:49,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:49,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:49,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:49,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:49,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:49,068 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:49,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:49,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:49,072 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:49,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:49,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:49,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:49,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:49,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:49,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:49,147 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:49,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:49,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:49,153 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:49,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:49,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:49,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:49,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:49,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:49,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:49,212 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:49,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:49,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:49,218 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:49,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:49,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:49,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:49,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:49,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:49,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:49,278 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:49,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:49,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:49,284 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:49,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:49,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:49,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:49,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:49,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:49,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:49,343 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:49,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:49,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:49,349 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:49,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:49,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:49,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:49,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:49,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:49,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:49,407 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:49,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:49,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:49,412 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:49,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:49,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:49,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:49,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:49,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:49,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:49,470 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:49,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:49,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:49,476 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:49,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:49,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:49,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:49,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:49,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:49,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:49,538 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:49,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:49,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:49,547 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:49,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:49,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:49,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:49,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:49,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:49,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:49,609 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:49,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:49,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:49,613 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:49,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:49,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:49,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:49,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:49,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:49,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:49,669 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:49,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:49,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:49,673 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:49,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:49,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:49,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:49,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:49,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:49,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:49,744 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:49,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:49,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:49,748 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:49,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:49,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:49,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:49,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:49,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:49,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:49,800 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:49,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:49,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:49,805 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:49,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:49,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:49,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:49,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:49,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:49,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:49,859 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:49,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:49,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:49,863 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:49,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:49,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:49,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:49,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:49,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:49,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:49,957 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:49,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:49,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:49,964 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:49,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:49,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:49,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:49,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:49,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:49,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:50,029 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:50,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:50,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:50,034 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:50,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:50,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:50,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:50,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:50,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:50,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:50,088 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:50,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:50,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:50,092 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:50,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:50,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:50,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:50,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:50,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:50,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:50,147 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:50,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:50,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:50,151 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:50,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:50,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:50,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:50,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:50,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:50,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:50,207 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:50,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:50,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:50,211 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:50,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:50,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:50,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:50,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:50,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:50,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:50,274 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:50,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:50,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:50,278 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:50,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:50,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:50,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:50,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:50,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:50,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:50,330 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:50,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:50,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:50,335 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:50,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:50,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:50,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:50,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:50,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:50,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:50,420 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:50,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:50,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:50,424 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:50,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:50,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:50,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:50,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:50,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:50,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:50,518 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:50,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:50,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:50,523 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:50,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:50,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:50,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:50,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:50,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:50,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:50,582 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:50,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:50,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:50,587 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:50,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:50,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:50,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:50,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:50,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:50,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:50,641 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:50,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:50,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:50,646 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:50,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:50,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:50,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:50,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:50,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:50,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:50,705 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:50,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:50,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:50,710 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:50,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:50,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:50,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:50,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:50,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:50,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:50,766 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:50,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:50,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:50,770 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:50,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:50,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:50,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:50,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:50,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:50,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:50,824 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:50,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:50,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:50,828 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:50,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:50,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:50,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:50,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:50,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:50,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:50,882 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:50,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:50,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:50,887 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:50,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:50,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:50,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:50,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:50,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:50,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:50,951 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:50,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:50,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:50,956 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:50,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:50,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:50,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:50,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:50,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:50,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:51,011 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:51,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:51,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:51,015 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:51,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:51,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:51,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:51,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:51,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:51,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:51,069 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:51,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:51,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:51,073 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:51,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:51,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:51,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:51,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:51,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:51,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:51,150 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:51,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:51,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:51,157 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:51,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:51,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:51,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:51,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:51,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:51,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:51,223 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:51,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:51,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:51,248 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:51,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:51,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:51,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:51,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:51,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:51,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:51,303 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:51,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:51,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:51,307 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:51,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:51,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:51,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:51,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:51,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:51,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:51,361 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:51,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:51,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:51,366 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:51,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:51,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:51,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:51,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:51,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:51,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:51,424 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:51,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:51,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:51,434 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:51,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:51,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:51,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:51,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:51,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:51,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:51,518 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:51,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:51,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:51,523 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:51,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:51,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:51,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:51,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:51,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:51,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:51,575 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:51,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:51,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:51,580 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:51,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:51,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:51,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:51,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:51,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:51,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:51,642 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:51,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:51,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:51,646 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:51,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:51,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:51,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:51,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:51,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:51,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:51,728 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:51,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:51,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:51,734 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:51,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:51,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:51,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:51,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:51,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:51,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:51,809 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:51,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:51,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:51,816 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:51,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:51,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:51,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:51,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:51,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:51,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:51,892 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:51,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:51,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:51,898 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:51,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:51,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:51,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:51,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:51,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:51,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:51,954 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:51,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:51,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:51,962 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:51,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:51,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:51,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:51,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:51,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:51,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:52,035 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:52,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:52,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:52,039 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:52,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:52,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:52,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:52,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:52,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:52,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:52,095 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:52,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:52,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:52,099 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:52,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:52,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:52,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:52,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:52,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:52,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:52,194 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:52,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:52,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:52,200 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:52,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:52,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:52,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:52,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:52,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:52,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:52,262 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:52,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:52,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:52,268 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:52,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:52,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:52,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:52,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:52,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:52,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:52,331 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:52,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:52,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:52,336 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:52,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:52,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:52,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:52,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:52,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:52,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:52,395 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:52,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:52,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:52,401 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:52,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:52,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:52,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:52,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:52,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:52,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:52,461 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:52,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:52,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:52,467 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:52,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:52,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:52,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:52,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:52,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:52,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:52,535 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:52,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:52,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:52,541 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:52,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:52,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:52,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:52,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:52,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:52,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:52,595 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:52,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:52,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:52,600 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:52,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:52,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:52,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:52,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:52,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:52,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:52,654 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:52,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:52,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:52,659 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:52,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:52,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:52,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:52,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:52,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:52,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:52,744 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:52,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:52,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:52,748 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:52,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:52,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:52,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:52,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:52,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:52,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:52,808 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:52,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:52,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:52,812 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:52,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:52,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:52,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:52,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:52,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:52,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:52,891 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:52,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:52,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:52,895 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:52,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:52,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:52,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:52,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:52,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:52,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:52,957 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:52,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:52,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:52,961 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:52,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:52,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:52,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:52,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:52,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:52,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:53,024 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:53,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:53,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:53,032 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:53,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:53,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:53,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:53,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:53,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:53,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:53,087 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:53,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:53,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:53,091 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:53,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:53,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:53,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:53,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:53,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:53,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:53,147 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:53,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:53,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:53,151 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:53,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:53,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:53,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:53,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:53,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:53,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:53,207 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:53,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:53,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:53,211 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:53,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:53,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:53,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:53,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:53,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:53,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:53,266 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:53,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:53,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:53,271 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:53,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:53,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:53,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:53,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:53,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:53,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:53,336 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:53,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:53,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:53,342 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:53,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:53,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:53,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:53,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:53,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:53,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:53,408 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:53,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:53,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:53,412 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:53,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:53,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:53,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:53,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:53,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:53,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:53,473 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:53,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:53,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:53,477 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:53,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:53,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:53,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:53,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:53,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:53,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:53,532 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:53,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:53,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:53,536 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:53,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:53,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:53,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:53,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:53,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:53,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:53,588 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:53,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:53,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:53,601 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:53,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:53,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:53,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:53,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:53,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:53,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:53,655 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:53,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:53,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:53,666 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:53,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:53,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:53,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:53,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:53,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:53,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:53,740 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:53,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:53,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:53,747 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:53,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:53,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:53,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:53,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:53,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:53,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:53,820 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:53,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:53,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:53,824 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:53,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:53,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:53,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:53,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:53,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:53,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:53,879 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:53,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:53,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:53,883 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:53,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:53,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:53,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:53,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:53,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:53,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:53,940 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:53,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:53,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:53,944 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:53,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:53,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:53,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:53,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:53,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:53,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:54,005 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:54,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:54,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:54,010 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:54,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:54,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:54,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:54,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:54,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:54,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:54,064 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:54,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:54,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:54,068 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:54,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:54,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:54,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:54,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:54,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:54,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:54,130 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:54,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:54,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:54,135 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:54,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:54,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:54,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:54,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:54,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:54,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:54,190 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:54,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:54,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:54,194 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:54,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:54,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:54,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:54,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:54,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:54,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:54,251 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:54,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:54,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:54,256 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:54,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:54,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:54,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:54,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:54,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:54,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:54,309 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:54,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:54,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:54,313 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:54,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:54,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:54,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:54,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:54,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:54,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:54,367 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:54,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:54,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:54,371 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:54,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:54,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:54,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:54,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:54,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:54,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:54,432 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:54,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:54,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:54,436 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:54,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:54,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:54,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:54,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:54,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:54,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:54,493 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:54,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:54,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:54,497 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:54,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:54,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:54,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:54,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:54,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:54,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:54,552 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:54,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:54,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:54,556 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:54,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:54,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:54,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:54,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:54,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:54,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:54,615 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:54,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:54,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:54,619 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:54,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:54,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:54,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:54,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:54,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:54,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:54,676 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:54,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:54,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:54,680 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:54,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:54,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:54,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:54,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:54,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:54,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:54,738 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:54,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:54,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:54,742 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:54,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:54,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:54,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:54,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:54,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:54,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:54,815 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:54,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:54,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:54,820 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:54,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:54,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:54,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:54,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:54,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:54,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:54,890 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:54,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:54,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:54,895 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:54,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:54,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:54,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:54,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:54,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:54,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:54,949 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:54,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:54,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:54,953 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:54,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:54,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:54,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:54,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:54,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:54,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:55,027 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:55,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:55,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:55,031 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:55,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:55,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:55,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:55,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:55,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:55,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:55,084 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:55,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:55,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:55,088 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:55,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:55,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:55,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:55,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:55,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:55,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:55,141 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:55,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:55,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:55,146 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:55,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:55,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:55,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:55,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:55,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:55,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:55,199 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:55,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:55,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:55,203 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:55,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:55,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:55,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:55,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:55,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:55,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:55,259 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:55,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:55,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:55,264 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:55,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:55,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:55,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:55,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:55,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:55,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:55,317 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:55,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:55,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:55,321 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:55,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:55,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:55,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:55,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:55,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:55,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:55,374 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:55,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:55,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:55,379 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:55,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:55,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:55,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:55,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:55,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:55,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:55,445 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:55,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:55,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:55,449 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:55,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:55,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:55,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:55,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:55,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:55,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:55,507 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:55,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:55,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:55,511 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:55,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:55,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:55,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:55,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:55,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:55,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:55,570 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:55,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:55,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:55,575 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:55,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:55,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:55,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:55,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:55,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:55,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:55,643 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:55,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:55,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:55,647 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:55,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:55,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:55,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:55,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:55,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:55,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:55,731 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:55,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:55,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:55,738 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:55,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:55,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:55,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:55,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:55,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:55,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:55,814 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:55,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:55,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:55,821 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:55,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:55,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:55,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:55,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:55,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:55,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:55,895 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:55,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:55,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:55,901 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:55,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:55,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:55,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:55,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:55,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:55,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:55,975 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:55,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:55,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:55,981 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:55,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:55,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:55,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:56,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:56,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:56,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:56,053 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:56,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:56,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:56,059 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:56,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:56,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:56,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:56,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:56,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:56,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:56,135 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:56,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:56,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:56,141 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:56,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:56,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:56,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:56,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:56,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:56,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:56,222 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:56,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:56,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:56,229 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:56,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:56,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:56,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:56,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:56,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:56,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:56,302 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:56,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:56,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:56,308 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:56,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:56,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:56,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:56,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:56,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:56,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:56,375 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:56,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:56,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:56,380 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:56,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:56,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:56,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:56,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:56,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:56,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:56,435 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:56,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:56,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:56,439 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:56,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:56,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:56,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:56,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:56,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:56,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:56,494 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:56,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:56,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:56,498 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:56,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:56,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:56,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:56,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:56,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:56,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:56,552 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:56,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:56,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:56,556 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:56,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:56,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:56,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:56,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:56,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:56,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:56,610 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:56,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:56,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:56,615 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:56,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:56,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:56,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:56,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:56,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:56,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:56,669 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:56,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:56,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:56,678 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:56,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:56,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:56,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:56,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:56,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:56,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:56,748 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:56,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:56,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:56,754 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:56,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:56,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:56,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:56,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:56,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:56,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:56,838 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:56,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:56,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:56,842 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:56,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:56,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:56,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:56,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:56,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:56,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:56,905 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:56,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:56,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:56,909 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:56,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:56,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:56,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:56,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:56,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:56,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:56,971 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:56,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:56,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:56,975 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:56,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:56,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:56,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:56,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:56,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:56,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:57,028 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:57,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:57,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:57,033 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:57,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:57,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:57,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:57,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:57,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:57,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:57,125 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:57,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:57,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:57,130 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:57,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:57,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:57,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:57,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:57,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:57,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:57,188 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:57,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:57,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:57,193 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:57,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:57,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:57,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:57,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:57,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:57,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:57,254 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:57,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:57,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:57,259 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:57,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:57,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:57,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:57,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:57,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:57,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:57,317 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:57,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:57,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:57,321 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:57,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:57,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:57,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:57,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:57,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:57,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:57,375 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:57,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:57,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:57,383 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:57,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:57,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:57,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:57,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:57,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:57,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:57,438 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:57,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:57,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:57,443 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:57,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:57,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:57,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:57,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:57,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:57,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:57,497 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:57,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:57,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:57,501 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:57,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:57,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:57,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:57,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:57,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:57,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:57,562 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:57,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:57,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:57,568 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:57,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:57,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:57,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:57,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:57,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:57,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:57,622 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:57,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:57,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:57,627 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:57,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:57,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:57,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:57,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:57,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:57,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:57,709 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:57,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:57,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:57,715 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:57,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:57,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:57,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:57,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:57,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:57,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:57,777 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:57,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:57,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:57,782 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:57,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:57,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:57,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:57,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:57,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:57,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:57,841 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:57,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:57,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:57,845 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:57,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:57,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:57,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:57,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:57,863 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:57,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:57,899 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:57,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:57,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:57,903 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:57,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:57,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:57,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:57,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:57,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:57,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:57,962 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:57,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:57,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:57,966 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:57,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:57,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:57,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:57,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:57,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:57,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:58,023 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:58,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:58,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:58,027 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:58,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:58,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:58,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:58,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:58,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:58,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:58,083 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:58,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:58,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:58,088 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:58,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:58,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:58,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:58,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:58,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:58,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:58,178 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:58,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:58,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:58,189 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:58,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:58,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:58,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:58,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:58,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:58,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:58,248 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:58,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:58,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:58,254 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:58,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:58,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:58,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:58,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:58,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:58,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:58,313 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:58,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:58,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:58,319 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:58,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:58,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:58,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:58,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:58,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:58,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:58,379 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:58,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:58,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:58,384 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:58,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:58,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:58,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:58,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:58,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:58,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:58,444 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:58,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:58,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:58,450 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:58,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:58,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:58,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:58,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:58,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:58,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:58,509 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:58,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:58,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:58,514 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:58,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:58,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:58,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:58,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:58,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:58,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:58,595 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:58,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:58,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:58,601 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:58,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:58,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:58,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:58,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:58,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:58,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:58,659 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:58,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:58,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:58,664 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:58,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:58,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:58,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:58,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:58,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:58,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:58,721 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:58,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:58,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:58,727 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:58,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:58,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:58,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:58,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:58,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:58,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:58,788 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:58,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:58,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:58,793 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:58,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:58,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:58,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:58,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:58,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:58,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:58,853 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:58,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:58,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:58,858 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:58,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:58,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:58,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:58,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:58,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:58,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:58,909 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:58,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:58,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:58,915 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:58,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:58,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:58,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:58,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:58,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:58,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:58,972 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:58,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:58,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:58,977 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:58,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:58,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:58,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:58,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:58,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:58,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:59,028 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:59,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:59,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:59,033 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:59,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:59,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:59,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:59,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:59,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:59,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:59,087 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:59,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:59,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:59,093 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:59,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:59,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:59,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:59,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:59,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:59,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:59,177 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:59,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:59,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:59,182 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:59,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:59,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:59,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:59,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:59,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:59,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:59,242 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:59,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:59,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:59,246 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:59,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:59,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:59,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:59,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:59,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:59,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:59,299 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:59,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:59,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:59,303 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:59,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:59,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:59,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:59,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:59,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:59,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:59,387 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:59,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:59,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:59,393 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:59,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:59,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:59,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:59,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:59,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:59,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:59,445 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:59,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:59,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:59,449 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:59,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:59,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:59,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:59,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:59,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:59,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:59,502 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:59,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:59,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:59,506 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:59,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:59,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:59,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:59,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:59,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:59,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:59,601 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:59,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:59,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:59,607 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:59,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:59,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:59,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:59,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:59,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:59,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:59,668 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:59,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:59,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:59,676 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:59,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:59,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:59,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:59,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:59,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:59,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:59,748 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:59,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:59,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:59,754 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:59,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:59,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:59,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:59,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:59,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:59,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:59,826 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:59,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:59,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:59,832 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:59,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:59,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:59,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:59,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:59,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:59,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:59,906 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:59,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:59,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:21:59,912 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:21:59,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:59,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:59,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:59,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:59,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:59,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:59,998 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:00,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:00,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:00,004 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:00,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:00,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:00,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:00,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:00,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:00,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:00,078 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:00,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:00,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:00,084 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:00,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:00,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:00,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:00,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:00,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:00,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:00,157 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:00,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:00,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:00,163 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:00,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:00,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:00,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:00,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:00,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:00,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:00,235 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:00,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:00,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:00,239 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:00,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:00,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:00,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:00,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:00,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:00,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:00,294 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:00,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:00,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:00,298 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:00,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:00,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:00,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:00,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:00,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:00,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:00,353 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:00,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:00,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:00,357 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:00,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:00,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:00,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:00,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:00,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:00,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:00,423 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:00,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:00,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:00,428 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:00,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:00,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:00,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:00,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:00,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:00,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:00,483 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:00,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:00,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:00,487 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:00,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:00,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:00,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:00,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:00,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:00,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:00,547 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:00,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:00,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:00,551 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:00,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:00,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:00,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:00,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:00,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:00,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:00,613 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:00,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:00,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:00,616 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:00,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:00,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:00,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:00,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:00,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:00,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:00,671 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:00,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:00,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:00,675 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:00,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:00,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:00,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:00,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:00,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:00,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:00,725 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:00,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:00,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:00,729 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:00,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:00,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:00,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:00,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:00,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:00,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:00,779 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:00,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:00,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:00,783 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:00,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:00,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:00,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:00,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:00,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:00,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:00,827 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:00,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:00,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:00,830 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:00,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:00,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:00,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:00,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:00,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:00,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:00,877 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:00,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:00,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:00,881 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:00,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:00,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:00,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:00,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:00,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:00,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:00,925 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:00,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:00,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:00,928 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:00,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:00,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:00,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:00,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:00,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:00,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:00,973 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:00,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:00,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:00,977 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:00,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:00,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:00,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:00,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:00,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:00,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:01,025 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:01,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:01,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:01,029 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:01,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:01,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:01,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:01,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:01,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:01,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:01,075 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:01,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:01,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:01,078 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:01,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:01,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:01,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:01,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:01,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:01,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:01,122 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:01,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:01,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:01,125 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:01,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:01,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:01,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:01,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:01,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:01,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:01,191 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:01,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:01,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:01,197 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:01,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:01,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:01,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:01,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:01,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:01,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:01,259 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:01,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:01,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:01,265 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:01,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:01,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:01,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:01,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:01,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:01,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:01,327 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:01,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:01,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:01,332 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:01,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:01,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:01,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:01,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:01,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:01,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:01,394 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:01,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:01,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:01,400 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:01,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:01,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:01,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:01,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:01,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:01,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:01,461 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:01,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:01,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:01,466 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:01,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:01,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:01,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:01,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:01,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:01,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:01,536 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:01,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:01,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:01,542 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:01,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:01,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:01,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:01,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:01,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:01,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:01,611 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:01,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:01,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:01,617 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:01,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:01,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:01,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:01,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:01,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:01,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:01,680 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:01,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:01,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:01,684 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:01,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:01,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:01,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:01,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:01,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:01,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:01,740 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:01,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:01,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:01,745 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:01,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:01,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:01,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:01,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:01,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:01,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:01,801 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:01,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:01,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:01,805 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:01,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:01,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:01,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:01,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:01,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:01,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:01,862 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:01,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:01,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:01,866 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:01,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:01,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:01,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:01,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:01,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:01,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:01,923 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:01,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:01,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:01,927 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:01,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:01,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:01,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:01,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:01,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:01,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:02,004 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:02,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:02,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:02,016 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:02,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:02,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:02,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:02,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:02,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:02,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:02,080 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:02,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:02,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:02,084 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:02,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:02,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:02,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:02,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:02,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:02,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:02,157 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:02,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:02,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:02,164 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:02,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:02,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:02,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:02,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:02,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:02,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:02,249 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:02,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:02,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:02,255 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:02,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:02,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:02,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:02,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:02,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:02,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:02,329 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:02,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:02,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:02,335 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:02,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:02,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:02,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:02,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:02,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:02,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:02,405 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:02,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:02,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:02,410 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:02,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:02,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:02,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:02,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:02,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:02,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:02,460 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:02,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:02,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:02,463 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:02,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:02,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:02,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:02,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:02,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:02,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:02,506 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:02,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:02,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:02,510 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:02,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:02,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:02,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:02,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:02,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:02,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:02,555 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:02,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:02,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:02,559 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:02,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:02,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:02,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:02,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:02,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:02,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:02,602 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:02,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:02,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:02,605 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:02,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:02,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:02,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:02,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:02,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:02,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:02,650 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:02,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:02,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:02,653 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:02,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:02,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:02,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:02,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:02,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:02,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:02,699 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:02,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:02,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:02,702 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:02,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:02,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:02,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:02,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:02,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:02,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:02,747 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:02,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:02,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:02,750 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:02,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:02,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:02,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:02,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:02,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:02,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:02,798 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:02,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:02,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:02,802 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:02,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:02,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:02,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:02,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:02,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:02,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:02,848 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:02,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:02,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:02,851 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:02,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:02,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:02,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:02,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:02,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:02,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:02,921 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:02,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:02,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:02,925 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:02,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:02,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:02,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:02,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:02,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:02,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:02,980 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:02,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:02,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:02,985 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:02,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:02,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:02,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:03,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:03,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:03,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:03,037 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:03,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:03,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:03,041 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:03,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:03,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:03,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:03,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:03,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:03,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:03,093 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:03,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:03,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:03,097 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:03,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:03,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:03,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:03,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:03,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:03,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:03,158 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:03,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:03,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:03,162 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:03,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:03,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:03,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:03,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:03,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:03,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:03,215 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:03,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:03,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:03,219 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:03,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:03,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:03,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:03,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:03,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:03,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:03,273 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:03,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:03,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:03,277 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:03,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:03,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:03,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:03,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:03,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:03,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:03,338 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:03,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:03,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:03,342 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:03,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:03,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:03,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:03,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:03,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:03,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:03,402 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:03,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:03,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:03,407 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:03,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:03,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:03,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:03,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:03,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:03,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:03,478 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:03,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:03,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:03,482 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:03,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:03,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:03,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:03,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:03,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:03,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:03,538 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:03,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:03,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:03,542 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:03,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:03,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:03,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:03,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:03,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:03,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:03,614 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:03,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:03,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:03,618 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:03,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:03,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:03,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:03,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:03,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:03,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:03,673 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:03,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:03,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:03,677 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:03,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:03,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:03,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:03,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:03,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:03,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:03,731 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:03,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:03,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:03,735 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:03,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:03,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:03,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:03,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:03,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:03,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:03,810 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:03,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:03,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:03,814 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:03,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:03,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:03,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:03,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:03,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:03,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:03,867 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:03,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:03,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:03,872 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:03,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:03,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:03,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:03,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:03,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:03,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:03,962 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:03,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:03,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:03,968 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:03,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:03,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:03,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:03,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:03,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:03,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:04,031 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:04,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:04,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:04,037 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:04,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:04,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:04,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:04,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:04,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:04,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:04,097 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:04,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:04,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:04,102 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:04,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:04,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:04,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:04,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:04,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:04,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:04,151 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:04,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:04,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:04,156 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:04,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:04,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:04,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:04,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:04,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:04,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:04,205 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:04,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:04,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:04,210 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:04,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:04,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:04,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:04,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:04,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:04,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:04,259 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:04,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:04,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:04,264 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:04,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:04,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:04,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:04,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:04,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:04,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:04,312 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:04,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:04,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:04,317 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:04,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:04,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:04,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:04,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:04,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:04,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:04,364 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:04,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:04,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:04,369 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:04,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:04,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:04,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:04,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:04,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:04,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:04,418 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:04,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:04,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:04,424 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:04,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:04,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:04,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:04,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:04,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:04,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:04,471 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:04,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:04,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:04,476 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:04,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:04,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:04,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:04,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:04,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:04,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:04,527 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:04,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:04,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:04,532 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:04,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:04,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:04,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:04,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:04,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:04,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:04,590 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:04,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:04,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:04,595 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:04,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:04,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:04,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:04,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:04,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:04,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:04,659 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:04,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:04,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:04,665 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:04,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:04,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:04,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:04,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:04,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:04,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:04,728 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:04,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:04,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:04,735 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:04,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:04,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:04,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:04,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:04,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:04,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:04,797 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:04,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:04,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:04,801 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:04,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:04,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:04,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:04,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:04,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:04,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:04,858 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:04,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:04,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:04,862 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:04,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:04,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:04,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:04,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:04,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:04,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:04,916 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:04,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:04,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:04,920 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:04,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:04,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:04,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:04,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:04,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:04,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:04,972 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:04,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:04,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:04,976 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:04,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:04,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:04,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:04,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:04,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:04,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:05,030 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:05,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:05,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:05,034 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:05,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:05,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:05,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:05,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:05,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:05,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:05,121 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:05,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:05,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:05,127 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:05,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:05,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:05,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:05,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:05,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:05,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:05,186 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:05,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:05,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:05,190 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:05,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:05,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:05,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:05,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:05,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:05,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:05,245 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:05,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:05,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:05,263 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:05,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:05,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:05,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:05,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:05,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:05,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:05,325 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:05,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:05,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:05,329 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:05,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:05,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:05,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:05,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:05,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:05,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:05,384 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:05,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:05,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:05,388 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:05,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:05,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:05,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:05,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:05,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:05,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:05,443 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:05,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:05,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:05,447 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:05,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:05,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:05,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:05,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:05,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:05,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:05,502 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:05,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:05,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:05,506 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:05,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:05,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:05,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:05,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:05,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:05,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:05,566 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:05,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:05,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:05,570 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:05,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:05,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:05,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:05,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:05,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:05,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:05,625 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:05,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:05,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:05,629 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:05,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:05,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:05,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:05,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:05,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:05,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:05,684 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:05,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:05,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:05,688 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:05,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:05,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:05,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:05,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:05,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:05,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:05,743 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:05,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:05,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:05,748 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:05,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:05,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:05,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:05,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:05,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:05,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:05,803 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:05,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:05,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:05,807 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:05,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:05,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:05,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:05,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:05,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:05,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:05,862 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:05,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:05,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:05,866 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:05,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:05,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:05,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:05,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:05,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:05,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:05,944 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:05,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:05,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:05,950 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:05,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:05,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:05,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:05,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:05,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:05,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:06,031 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:06,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:06,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:06,037 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:06,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:06,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:06,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:06,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:06,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:06,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:06,115 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:06,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:06,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:06,122 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:06,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:06,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:06,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:06,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:06,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:06,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:06,197 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:06,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:06,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:06,203 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:06,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:06,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:06,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:06,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:06,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:06,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:06,278 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:06,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:06,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:06,284 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:06,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:06,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:06,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:06,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:06,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:06,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:06,359 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:06,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:06,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:06,366 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:06,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:06,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:06,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:06,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:06,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:06,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:06,436 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:06,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:06,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:06,440 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:06,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:06,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:06,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:06,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:06,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:06,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:06,497 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:06,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:06,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:06,501 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:06,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:06,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:06,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:06,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:06,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:06,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:06,556 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:06,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:06,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:06,561 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:06,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:06,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:06,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:06,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:06,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:06,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:06,616 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:06,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:06,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:06,621 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:06,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:06,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:06,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:06,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:06,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:06,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:06,677 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:06,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:06,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:06,681 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:06,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:06,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:06,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:06,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:06,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:06,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:06,736 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:06,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:06,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:06,740 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:06,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:06,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:06,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:06,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:06,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:06,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:06,796 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:06,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:06,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:06,800 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:06,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:06,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:06,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:06,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:06,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:06,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:06,862 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:06,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:06,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:06,866 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:06,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:06,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:06,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:06,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:06,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:06,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:06,922 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:06,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:06,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:06,927 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:06,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:06,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:06,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:06,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:06,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:06,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:06,983 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:06,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:06,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:06,987 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:06,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:06,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:06,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:07,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:07,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:07,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:07,049 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:07,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:07,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:07,054 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:07,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:07,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:07,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:07,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:07,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:07,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:07,123 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:07,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:07,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:07,127 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:07,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:07,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:07,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:07,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:07,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:07,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:07,186 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:07,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:07,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:07,190 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:07,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:07,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:07,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:07,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:07,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:07,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:07,245 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:07,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:07,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:07,249 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:07,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:07,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:07,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:07,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:07,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:07,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:07,304 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:07,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:07,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:07,308 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:07,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:07,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:07,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:07,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:07,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:07,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:07,372 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:07,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:07,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:07,377 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:07,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:07,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:07,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:07,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:07,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:07,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:07,458 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:07,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:07,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:07,464 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:07,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:07,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:07,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:07,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:07,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:07,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:07,547 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:07,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:07,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:07,552 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:07,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:07,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:07,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:07,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:07,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:07,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:07,615 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:07,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:07,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:07,621 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:07,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:07,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:07,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:07,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:07,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:07,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:07,693 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:07,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:07,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:07,698 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:07,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:07,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:07,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:07,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:07,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:07,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:07,755 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:07,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:07,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:07,759 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:07,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:07,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:07,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:07,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:07,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:07,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:07,803 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:07,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:07,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:07,806 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:07,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:07,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:07,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:07,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:07,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:07,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:07,852 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:07,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:07,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:07,855 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:07,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:07,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:07,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:07,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:07,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:07,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:07,900 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:07,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:07,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:07,903 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:07,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:07,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:07,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:07,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:07,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:07,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:07,949 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:07,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:07,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:07,953 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:07,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:07,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:07,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:07,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:07,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:07,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:07,997 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:08,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:08,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:08,001 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:08,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:08,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:08,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:08,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:08,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:08,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:08,055 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:08,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:08,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:08,059 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:08,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:08,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:08,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:08,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:08,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:08,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:08,114 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:08,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:08,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:08,118 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:08,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:08,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:08,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:08,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:08,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:08,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:08,173 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:08,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:08,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:08,177 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:08,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:08,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:08,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:08,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:08,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:08,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:08,234 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:08,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:08,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:08,238 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:08,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:08,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:08,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:08,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:08,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:08,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:08,330 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:08,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:08,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:08,337 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:08,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:08,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:08,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:08,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:08,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:08,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:08,416 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:08,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:08,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:08,423 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:08,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:08,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:08,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:08,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:08,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:08,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:08,499 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:08,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:08,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:08,505 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:08,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:08,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:08,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:08,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:08,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:08,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:08,580 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:08,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:08,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:08,587 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:08,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:08,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:08,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:08,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:08,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:08,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:08,660 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:08,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:08,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:08,666 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:08,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:08,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:08,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:08,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:08,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:08,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:08,734 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:08,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:08,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:08,739 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:08,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:08,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:08,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:08,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:08,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:08,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:08,807 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:08,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:08,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:08,813 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:08,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:08,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:08,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:08,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:08,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:08,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:08,878 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:08,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:08,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:08,884 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:08,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:08,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:08,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:08,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:08,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:08,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:08,946 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:08,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:08,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:08,951 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:08,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:08,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:08,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:08,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:08,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:08,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:09,003 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:09,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:09,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:09,007 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:09,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:09,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:09,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:09,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:09,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:09,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:09,053 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:09,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:09,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:09,057 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:09,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:09,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:09,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:09,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:09,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:09,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:09,100 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:09,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:09,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:09,104 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:09,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:09,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:09,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:09,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:09,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:09,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:09,148 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:09,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:09,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:09,152 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:09,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:09,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:09,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:09,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:09,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:09,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:09,200 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:09,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:09,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:09,204 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:09,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:09,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:09,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:09,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:09,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:22:09,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:09,258 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:22:09,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:09,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:22:09,262 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:22:09,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:09,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:09,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms WARNING: YOUR LOGFILE WAS TOO LONG, SOME LINES IN THE MIDDLE WERE REMOVED. [2021-11-23 01:31:07,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:07,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:07,167 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:07,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:07,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:07,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:07,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:07,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:07,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:07,263 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:07,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:07,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:07,267 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:07,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:07,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:07,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:07,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:07,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:07,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:07,362 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:07,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:07,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:07,366 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:07,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:07,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:07,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:07,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:07,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:07,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:07,461 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:07,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:07,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:07,465 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:07,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:07,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:07,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:07,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:07,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:07,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:07,563 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:07,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:07,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:07,567 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:07,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:07,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:07,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:07,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:07,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:07,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:07,662 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:07,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:07,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:07,667 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:07,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:07,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:07,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:07,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:07,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:07,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:07,761 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:07,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:07,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:07,766 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:07,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:07,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:07,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:07,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:07,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:07,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:07,863 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:07,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:07,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:07,868 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:07,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:07,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:07,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:07,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:07,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:07,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:07,964 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:07,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:07,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:07,968 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:07,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:07,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:07,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:08,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:08,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:08,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:08,064 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:08,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:08,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:08,068 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:08,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:08,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:08,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:08,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:08,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:08,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:08,163 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:08,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:08,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:08,167 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:08,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:08,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:08,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:08,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:08,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:08,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:08,264 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:08,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:08,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:08,268 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:08,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:08,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:08,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:08,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:08,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:08,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:08,365 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:08,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:08,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:08,370 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:08,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:08,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:08,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:08,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:08,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:08,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:08,464 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:08,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:08,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:08,468 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:08,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:08,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:08,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:08,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:08,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:08,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:08,563 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:08,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:08,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:08,577 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:08,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:08,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:08,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:08,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:08,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:08,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:08,670 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:08,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:08,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:08,674 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:08,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:08,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:08,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:08,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:08,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:08,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:08,766 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:08,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:08,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:08,771 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:08,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:08,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:08,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:08,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:08,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:08,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:08,866 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:08,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:08,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:08,870 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:08,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:08,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:08,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:08,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:08,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:08,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:08,964 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:08,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:08,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:08,968 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:08,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:08,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:08,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:09,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:09,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:09,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:09,061 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:09,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:09,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:09,066 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:09,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:09,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:09,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:09,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:09,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:09,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:09,159 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:09,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:09,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:09,163 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:09,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:09,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:09,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:09,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:09,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:09,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:09,257 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:09,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:09,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:09,262 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:09,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:09,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:09,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:09,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:09,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:09,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:09,357 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:09,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:09,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:09,361 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:09,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:09,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:09,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:09,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:09,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:09,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:09,454 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:09,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:09,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:09,458 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:09,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:09,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:09,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:09,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:09,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:09,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:09,553 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:09,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:09,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:09,557 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:09,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:09,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:09,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:09,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:09,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:09,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:09,653 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:09,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:09,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:09,658 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:09,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:09,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:09,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:09,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:09,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:09,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:09,751 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:09,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:09,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:09,755 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:09,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:09,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:09,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:09,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:09,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:09,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:09,848 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:09,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:09,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:09,853 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:09,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:09,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:09,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:09,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:09,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:09,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:09,949 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:09,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:09,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:09,953 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:09,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:09,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:09,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:09,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:10,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:10,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:10,048 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:10,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:10,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:10,052 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:10,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:10,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:10,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:10,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:10,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:10,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:10,148 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:10,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:10,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:10,152 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:10,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:10,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:10,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:10,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:10,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:10,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:10,249 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:10,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:10,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:10,253 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:10,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:10,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:10,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:10,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:10,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:10,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:10,348 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:10,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:10,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:10,352 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:10,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:10,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:10,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:10,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:10,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:10,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:10,447 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:10,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:10,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:10,452 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:10,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:10,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:10,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:10,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:10,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:10,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:10,548 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:10,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:10,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:10,554 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:10,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:10,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:10,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:10,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:10,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:10,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:10,652 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:10,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:10,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:10,656 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:10,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:10,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:10,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:10,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:10,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:10,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:10,753 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:10,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:10,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:10,757 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:10,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:10,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:10,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:10,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:10,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:10,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:10,853 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:10,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:10,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:10,858 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:10,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:10,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:10,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:10,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:10,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:10,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:10,954 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:10,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:10,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:10,958 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:10,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:10,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:10,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:11,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:11,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:11,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:11,056 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:11,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:11,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:11,060 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:11,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:11,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:11,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:11,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:11,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:11,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:11,157 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:11,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:11,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:11,161 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:11,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:11,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:11,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:11,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:11,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:11,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:11,266 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:11,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:11,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:11,271 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:11,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:11,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:11,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:11,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:11,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:11,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:11,367 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:11,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:11,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:11,371 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:11,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:11,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:11,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:11,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:11,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:11,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:11,465 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:11,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:11,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:11,470 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:11,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:11,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:11,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:11,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:11,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:11,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:11,564 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:11,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:11,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:11,568 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:11,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:11,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:11,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:11,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:11,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:11,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:11,663 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:11,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:11,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:11,668 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:11,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:11,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:11,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:11,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:11,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:11,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:11,761 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:11,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:11,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:11,766 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:11,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:11,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:11,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:11,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:11,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:11,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:11,860 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:11,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:11,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:11,865 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:11,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:11,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:11,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:11,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:11,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:11,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:11,959 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:11,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:11,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:11,963 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:11,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:11,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:11,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:12,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:12,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:12,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:12,058 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:12,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:12,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:12,062 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:12,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:12,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:12,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:12,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:12,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:12,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:12,159 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:12,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:12,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:12,164 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:12,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:12,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:12,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:12,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:12,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:12,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:12,257 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:12,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:12,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:12,262 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:12,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:12,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:12,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:12,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:12,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:12,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:12,360 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:12,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:12,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:12,364 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:12,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:12,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:12,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:12,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:12,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:12,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:12,460 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:12,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:12,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:12,464 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:12,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:12,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:12,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:12,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:12,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:12,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:12,557 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:12,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:12,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:12,562 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:12,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:12,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:12,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:12,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:12,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:12,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:12,657 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:12,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:12,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:12,662 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:12,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:12,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:12,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:12,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:12,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:12,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:12,758 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:12,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:12,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:12,762 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:12,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:12,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:12,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:12,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:12,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:12,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:12,857 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:12,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:12,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:12,861 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:12,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:12,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:12,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:12,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:12,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:12,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:12,955 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:12,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:12,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:12,959 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:12,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:12,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:12,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:13,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:13,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:13,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:13,055 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:13,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:13,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:13,059 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:13,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:13,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:13,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:13,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:13,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:13,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:13,156 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:13,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:13,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:13,160 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:13,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:13,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:13,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:13,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:13,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:13,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:13,254 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:13,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:13,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:13,258 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:13,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:13,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:13,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:13,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:13,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:13,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:13,354 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:13,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:13,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:13,359 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:13,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:13,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:13,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:13,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:13,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:13,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:13,456 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:13,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:13,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:13,460 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:13,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:13,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:13,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:13,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:13,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:13,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:13,555 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:13,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:13,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:13,559 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:13,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:13,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:13,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:13,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:13,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:13,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:13,654 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:13,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:13,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:13,658 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:13,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:13,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:13,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:13,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:13,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:13,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:13,755 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:13,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:13,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:13,760 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:13,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:13,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:13,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:13,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:13,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:13,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:13,864 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:13,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:13,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:13,868 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:13,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:13,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:13,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:13,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:13,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:13,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:13,964 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:13,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:13,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:13,968 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:13,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:13,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:13,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:14,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:14,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:14,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:14,063 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:14,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:14,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:14,067 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:14,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:14,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:14,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:14,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:14,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:14,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:14,160 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:14,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:14,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:14,165 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:14,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:14,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:14,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:14,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:14,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:14,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:14,259 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:14,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:14,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:14,263 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:14,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:14,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:14,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:14,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:14,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:14,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:14,358 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:14,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:14,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:14,362 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:14,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:14,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:14,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:14,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:14,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:14,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:14,457 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:14,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:14,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:14,461 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:14,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:14,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:14,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:14,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:14,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:14,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:14,555 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:14,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:14,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:14,559 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:14,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:14,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:14,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:14,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:14,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:14,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:14,654 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:14,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:14,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:14,658 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:14,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:14,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:14,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:14,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:14,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:14,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:14,756 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:14,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:14,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:14,760 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:14,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:14,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:14,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:14,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:14,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:14,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:14,854 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:14,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:14,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:14,859 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:14,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:14,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:14,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:14,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:14,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:14,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:14,953 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:14,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:14,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:14,958 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:14,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:14,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:14,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:15,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:15,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:15,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:15,055 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:15,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:15,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:15,059 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:15,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:15,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:15,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:15,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:15,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:15,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:15,155 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:15,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:15,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:15,159 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:15,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:15,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:15,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:15,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:15,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:15,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:15,253 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:15,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:15,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:15,257 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:15,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:15,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:15,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:15,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:15,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:15,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:15,355 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:15,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:15,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:15,359 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:15,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:15,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:15,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:15,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:15,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:15,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:15,456 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:15,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:15,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:15,460 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:15,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:15,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:15,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:15,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:15,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:15,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:15,554 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:15,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:15,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:15,558 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:15,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:15,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:15,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:15,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:15,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:15,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:15,656 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:15,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:15,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:15,660 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:15,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:15,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:15,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:15,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:15,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:15,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:15,757 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:15,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:15,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:15,762 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:15,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:15,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:15,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:15,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:15,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:15,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:15,858 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:15,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:15,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:15,862 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:15,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:15,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:15,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:15,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:15,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:15,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:15,959 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:15,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:15,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:15,964 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:15,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:15,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:15,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:16,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:16,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:16,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:16,060 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:16,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:16,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:16,064 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:16,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:16,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:16,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:16,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:16,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:16,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:16,162 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:16,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:16,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:16,166 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:16,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:16,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:16,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:16,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:16,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:16,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:16,263 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:16,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:16,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:16,267 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:16,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:16,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:16,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:16,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:16,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:16,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:16,364 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:16,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:16,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:16,369 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:16,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:16,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:16,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:16,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:16,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:16,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:16,477 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:16,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:16,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:16,481 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:16,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:16,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:16,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:16,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:16,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:16,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:16,577 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:16,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:16,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:16,581 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:16,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:16,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:16,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:16,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:16,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:16,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:16,676 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:16,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:16,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:16,681 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:16,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:16,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:16,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:16,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:16,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:16,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:16,777 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:16,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:16,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:16,781 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:16,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:16,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:16,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:16,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:16,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:16,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:16,875 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:16,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:16,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:16,879 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:16,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:16,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:16,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:16,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:16,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:16,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:16,973 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:16,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:16,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:16,977 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:16,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:16,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:16,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:17,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:17,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:17,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:17,072 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:17,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:17,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:17,076 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:17,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:17,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:17,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:17,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:17,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:17,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:17,168 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:17,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:17,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:17,172 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:17,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:17,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:17,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:17,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:17,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:17,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:17,254 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:17,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:17,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:17,257 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:17,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:17,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:17,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:17,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:17,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:17,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:17,339 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:17,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:17,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:17,342 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:17,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:17,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:17,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:17,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:17,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:17,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:17,423 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:17,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:17,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:17,428 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:17,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:17,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:17,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:17,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:17,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:17,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:17,520 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:17,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:17,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:17,524 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:17,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:17,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:17,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:17,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:17,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:17,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:17,619 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:17,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:17,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:17,624 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:17,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:17,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:17,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:17,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:17,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:17,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:17,719 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:17,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:17,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:17,723 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:17,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:17,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:17,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:17,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:17,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:17,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:17,817 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:17,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:17,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:17,821 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:17,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:17,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:17,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:17,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:17,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:17,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:17,917 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:17,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:17,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:17,921 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:17,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:17,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:17,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:17,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:17,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:17,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:18,019 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:18,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:18,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:18,023 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:18,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:18,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:18,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:18,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:18,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:18,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:18,118 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:18,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:18,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:18,122 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:18,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:18,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:18,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:18,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:18,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:18,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:18,216 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:18,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:18,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:18,220 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:18,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:18,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:18,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:18,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:18,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:18,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:18,318 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:18,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:18,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:18,322 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:18,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:18,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:18,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:18,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:18,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:18,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:18,417 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:18,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:18,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:18,422 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:18,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:18,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:18,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:18,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:18,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:18,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:18,505 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:18,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:18,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:18,509 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:18,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:18,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:18,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:18,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:18,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:18,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:18,593 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:18,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:18,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:18,597 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:18,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:18,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:18,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:18,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:18,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:18,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:18,692 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:18,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:18,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:18,697 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:18,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:18,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:18,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:18,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:18,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:18,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:18,808 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:18,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:18,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:18,812 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:18,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:18,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:18,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:18,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:18,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:18,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:18,919 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:18,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:18,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:18,924 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:18,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:18,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:18,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:18,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:18,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:18,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:19,020 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:19,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:19,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:19,034 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:19,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:19,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:19,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:19,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:19,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:19,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:19,131 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:19,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:19,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:19,135 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:19,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:19,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:19,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:19,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:19,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:19,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:19,229 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:19,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:19,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:19,233 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:19,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:19,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:19,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:19,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:19,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:19,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:19,328 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:19,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:19,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:19,332 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:19,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:19,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:19,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:19,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:19,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:19,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:19,429 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:19,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:19,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:19,433 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:19,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:19,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:19,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:19,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:19,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:19,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:19,528 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:19,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:19,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:19,532 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:19,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:19,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:19,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:19,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:19,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:19,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:19,626 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:19,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:19,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:19,630 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:19,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:19,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:19,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:19,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:19,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:19,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:19,726 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:19,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:19,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:19,731 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:19,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:19,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:19,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:19,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:19,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:19,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:19,826 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:19,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:19,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:19,830 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:19,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:19,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:19,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:19,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:19,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:19,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:19,926 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:19,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:19,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:19,931 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:19,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:19,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:19,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:19,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:19,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:19,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:20,024 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:20,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:20,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:20,028 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:20,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:20,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:20,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:20,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:20,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:20,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:20,124 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:20,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:20,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:20,129 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:20,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:20,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:20,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:20,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:20,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:20,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:20,226 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:20,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:20,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:20,230 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:20,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:20,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:20,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:20,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:20,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:20,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:20,324 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:20,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:20,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:20,329 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:20,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:20,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:20,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:20,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:20,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:20,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:20,426 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:20,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:20,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:20,431 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:20,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:20,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:20,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:20,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:20,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:20,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:20,529 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:20,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:20,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:20,533 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:20,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:20,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:20,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:20,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:20,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:20,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:20,630 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:20,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:20,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:20,634 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:20,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:20,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:20,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:20,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:20,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:20,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:20,730 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:20,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:20,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:20,734 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:20,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:20,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:20,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:20,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:20,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:20,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:20,831 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:20,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:20,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:20,835 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:20,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:20,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:20,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:20,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:20,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:20,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:20,930 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:20,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:20,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:20,934 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:20,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:20,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:20,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:20,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:20,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:20,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:21,028 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:21,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:21,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:21,033 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:21,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:21,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:21,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:21,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:21,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:21,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:21,129 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:21,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:21,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:21,133 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:21,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:21,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:21,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:21,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:21,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:21,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:21,228 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:21,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:21,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:21,232 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:21,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:21,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:21,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:21,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:21,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:21,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:21,328 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:21,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:21,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:21,332 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:21,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:21,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:21,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:21,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:21,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:21,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:21,429 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:21,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:21,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:21,433 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:21,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:21,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:21,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:21,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:21,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:21,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:21,529 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:21,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:21,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:21,533 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:21,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:21,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:21,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:21,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:21,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:21,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:21,628 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:21,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:21,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:21,632 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:21,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:21,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:21,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:21,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:21,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:21,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:21,736 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:21,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:21,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:21,740 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:21,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:21,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:21,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:21,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:21,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:21,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:21,835 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:21,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:21,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:21,840 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:21,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:21,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:21,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:21,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:21,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:21,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:21,933 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:21,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:21,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:21,938 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:21,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:21,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:21,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:21,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:21,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:21,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:22,031 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:22,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:22,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:22,035 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:22,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:22,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:22,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:22,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:22,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:22,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:22,131 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:22,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:22,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:22,136 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:22,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:22,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:22,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:22,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:22,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:22,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:22,229 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:22,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:22,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:22,234 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:22,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:22,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:22,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:22,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:22,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:22,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:22,327 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:22,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:22,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:22,331 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:22,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:22,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:22,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:22,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:22,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:22,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:22,428 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:22,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:22,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:22,432 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:22,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:22,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:22,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:22,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:22,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:22,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:22,526 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:22,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:22,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:22,530 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:22,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:22,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:22,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:22,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:22,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:22,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:22,625 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:22,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:22,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:22,629 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:22,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:22,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:22,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:22,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:22,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:22,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:22,725 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:22,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:22,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:22,730 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:22,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:22,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:22,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:22,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:22,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:22,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:22,825 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:22,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:22,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:22,829 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:22,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:22,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:22,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:22,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:22,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:22,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:22,926 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:22,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:22,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:22,930 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:22,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:22,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:22,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:22,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:22,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:22,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:23,025 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:23,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:23,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:23,029 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:23,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:23,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:23,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:23,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:23,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:23,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:23,124 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:23,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:23,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:23,129 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:23,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:23,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:23,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:23,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:23,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:23,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:23,225 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:23,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:23,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:23,230 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:23,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:23,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:23,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:23,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:23,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:23,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:23,324 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:23,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:23,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:23,329 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:23,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:23,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:23,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:23,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:23,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:23,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:23,427 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:23,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:23,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:23,431 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:23,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:23,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:23,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:23,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:23,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:23,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:23,529 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:23,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:23,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:23,533 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:23,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:23,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:23,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:23,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:23,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:23,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:23,628 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:23,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:23,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:23,632 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:23,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:23,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:23,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:23,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:23,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:23,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:23,730 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:23,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:23,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:23,734 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:23,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:23,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:23,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:23,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:23,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:23,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:23,832 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:23,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:23,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:23,837 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:23,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:23,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:23,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:23,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:23,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:23,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:23,932 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:23,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:23,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:23,936 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:23,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:23,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:23,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:23,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:23,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:23,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:24,034 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:24,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:24,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:24,038 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:24,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:24,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:24,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:24,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:24,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:24,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:24,136 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:24,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:24,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:24,141 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:24,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:24,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:24,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:24,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:24,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:24,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:24,236 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:24,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:24,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:24,240 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:24,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:24,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:24,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:24,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:24,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:24,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:24,347 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:24,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:24,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:24,351 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:24,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:24,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:24,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:24,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:24,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:24,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:24,448 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:24,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:24,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:24,452 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:24,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:24,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:24,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:24,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:24,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:24,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:24,545 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:24,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:24,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:24,549 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:24,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:24,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:24,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:24,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:24,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:24,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:24,643 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:24,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:24,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:24,648 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:24,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:24,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:24,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:24,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:24,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:24,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:24,743 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:24,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:24,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:24,748 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:24,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:24,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:24,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:24,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:24,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:24,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:24,843 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:24,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:24,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:24,847 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:24,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:24,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:24,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:24,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:24,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:24,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:24,942 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:24,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:24,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:24,946 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:24,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:24,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:24,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:24,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:25,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:25,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:25,041 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:25,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:25,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:25,046 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:25,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:25,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:25,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:25,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:25,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:25,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:25,140 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:25,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:25,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:25,145 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:25,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:25,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:25,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:25,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:25,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:25,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:25,239 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:25,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:25,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:25,243 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:25,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:25,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:25,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:25,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:25,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:25,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:25,337 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:25,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:25,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:25,342 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:25,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:25,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:25,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:25,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:25,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:25,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:25,441 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:25,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:25,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:25,445 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:25,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:25,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:25,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:25,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:25,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:25,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:25,540 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:25,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:25,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:25,545 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:25,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:25,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:25,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:25,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:25,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:25,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:25,639 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:25,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:25,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:25,643 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:25,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:25,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:25,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:25,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:25,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:25,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:25,739 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:25,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:25,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:25,744 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:25,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:25,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:25,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:25,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:25,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:25,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:25,838 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:25,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:25,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:25,843 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:25,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:25,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:25,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:25,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:25,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:25,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:25,938 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:25,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:25,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:25,942 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:25,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:25,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:25,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:25,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:26,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:26,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:26,039 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:26,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:26,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:26,043 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:26,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:26,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:26,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:26,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:26,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:26,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:26,139 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:26,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:26,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:26,144 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:26,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:26,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:26,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:26,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:26,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:26,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:26,239 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:26,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:26,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:26,243 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:26,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:26,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:26,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:26,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:26,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:26,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:26,340 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:26,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:26,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:26,344 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:26,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:26,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:26,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:26,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:26,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:26,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:26,440 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:26,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:26,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:26,444 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:26,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:26,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:26,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:26,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:26,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:26,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:26,539 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:26,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:26,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:26,543 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:26,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:26,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:26,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:26,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:26,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:26,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:26,639 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:26,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:26,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:26,643 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:26,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:26,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:26,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:26,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:26,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:26,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:26,742 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:26,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:26,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:26,747 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:26,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:26,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:26,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:26,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:26,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:26,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:26,842 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:26,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:26,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:26,847 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:26,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:26,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:26,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:26,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:26,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:26,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:26,950 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:26,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:26,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:26,955 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:26,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:26,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:26,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:26,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:27,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:27,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:27,050 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:27,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:27,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:27,054 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:27,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:27,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:27,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:27,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:27,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:27,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:27,150 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:27,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:27,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:27,155 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:27,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:27,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:27,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:27,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:27,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:27,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:27,247 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:27,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:27,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:27,252 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:27,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:27,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:27,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:27,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:27,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:27,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:27,348 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:27,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:27,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:27,353 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:27,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:27,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:27,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:27,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:27,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:27,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:27,449 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:27,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:27,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:27,453 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:27,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:27,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:27,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:27,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:27,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:27,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:27,549 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:27,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:27,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:27,553 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:27,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:27,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:27,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:27,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:27,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:27,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:27,650 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:27,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:27,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:27,655 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:27,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:27,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:27,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:27,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:27,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:27,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:27,749 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:27,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:27,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:27,753 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:27,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:27,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:27,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:27,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:27,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:27,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:27,848 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:27,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:27,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:27,853 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:27,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:27,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:27,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:27,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:27,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:27,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:27,950 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:27,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:27,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:27,954 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:27,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:27,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:27,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:27,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:28,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:28,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:28,051 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:28,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:28,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:28,055 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:28,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:28,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:28,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:28,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:28,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:28,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:28,152 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:28,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:28,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:28,156 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:28,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:28,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:28,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:28,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:28,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:28,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:28,252 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:28,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:28,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:28,256 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:28,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:28,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:28,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:28,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:28,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:28,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:28,353 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:28,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:28,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:28,357 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:28,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:28,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:28,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:28,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:28,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:28,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:28,455 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:28,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:28,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:28,460 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:28,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:28,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:28,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:28,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:28,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:28,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:28,555 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:28,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:28,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:28,560 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:28,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:28,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:28,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:28,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:28,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:28,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:28,655 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:28,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:28,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:28,660 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:28,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:28,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:28,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:28,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:28,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:28,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:28,758 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:28,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:28,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:28,762 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:28,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:28,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:28,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:28,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:28,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:28,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:28,858 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:28,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:28,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:28,862 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:28,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:28,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:28,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:28,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:28,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:28,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:28,960 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:28,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:28,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:28,964 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:28,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:28,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:28,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:29,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:29,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:29,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:29,063 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:29,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:29,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:29,067 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:29,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:29,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:29,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:29,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:29,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:29,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:29,163 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:29,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:29,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:29,167 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:29,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:29,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:29,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:29,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:29,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:29,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:29,262 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:29,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:29,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:29,267 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:29,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:29,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:29,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:29,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:29,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:29,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:29,364 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:29,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:29,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:29,368 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:29,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:29,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:29,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:29,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:29,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:29,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:29,464 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:29,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:29,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:29,468 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:29,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:29,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:29,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:29,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:29,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:29,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:29,565 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:29,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:29,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:29,579 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:29,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:29,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:29,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:29,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:29,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:29,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:29,675 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:29,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:29,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:29,679 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:29,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:29,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:29,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:29,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:29,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:29,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:29,772 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:29,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:29,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:29,777 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:29,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:29,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:29,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:29,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:29,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:29,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:29,872 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:29,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:29,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:29,876 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:29,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:29,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:29,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:29,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:29,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:29,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:29,971 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:29,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:29,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:29,975 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:29,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:29,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:29,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:30,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:30,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:30,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:30,071 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:30,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:30,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:30,075 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:30,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:30,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:30,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:30,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:30,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:30,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:30,170 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:30,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:30,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:30,174 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:30,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:30,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:30,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:30,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:30,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:30,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:30,269 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:30,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:30,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:30,274 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:30,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:30,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:30,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:30,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:30,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:30,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:30,370 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:30,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:30,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:30,374 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:30,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:30,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:30,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:30,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:30,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:30,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:30,468 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:30,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:30,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:30,473 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:30,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:30,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:30,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:30,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:30,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:30,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:30,579 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:30,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:30,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:30,583 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:30,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:30,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:30,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:30,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:30,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:30,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:30,680 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:30,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:30,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:30,684 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:30,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:30,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:30,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:30,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:30,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:30,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:30,780 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:30,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:30,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:30,784 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:30,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:30,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:30,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:30,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:30,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:30,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:30,879 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:30,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:30,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:30,883 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:30,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:30,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:30,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:30,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:30,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:30,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:30,980 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:30,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:30,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:30,984 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:30,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:30,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:30,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:31,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:31,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:31,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:31,079 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:31,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:31,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:31,084 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:31,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:31,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:31,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:31,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:31,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:31,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:31,179 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:31,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:31,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:31,183 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:31,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:31,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:31,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:31,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:31,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:31,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:31,278 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:31,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:31,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:31,282 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:31,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:31,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:31,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:31,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:31,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:31,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:31,382 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:31,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:31,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:31,386 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:31,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:31,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:31,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:31,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:31,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:31,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:31,482 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:31,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:31,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:31,487 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:31,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:31,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:31,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:31,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:31,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:31,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:31,582 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:31,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:31,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:31,586 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:31,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:31,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:31,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:31,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:31,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:31,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:31,685 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:31,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:31,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:31,690 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:31,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:31,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:31,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:31,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:31,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:31,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:31,787 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:31,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:31,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:31,791 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:31,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:31,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:31,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:31,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:31,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:31,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:31,886 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:31,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:31,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:31,891 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:31,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:31,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:31,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:31,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:31,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:31,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:31,990 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:31,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:31,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:31,994 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:31,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:31,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:31,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:32,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:32,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:32,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:32,091 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:32,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:32,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:32,096 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:32,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:32,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:32,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:32,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:32,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:32,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:32,191 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:32,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:32,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:32,195 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:32,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:32,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:32,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:32,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:32,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:32,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:32,302 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:32,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:32,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:32,306 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:32,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:32,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:32,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:32,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:32,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:32,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:32,401 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:32,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:32,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:32,406 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:32,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:32,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:32,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:32,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:32,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:32,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:32,501 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:32,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:32,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:32,505 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:32,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:32,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:32,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:32,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:32,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:32,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:32,604 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:32,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:32,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:32,608 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:32,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:32,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:32,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:32,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:32,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:32,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:32,704 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:32,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:32,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:32,708 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:32,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:32,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:32,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:32,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:32,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:32,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:32,803 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:32,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:32,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:32,807 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:32,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:32,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:32,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:32,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:32,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:32,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:32,905 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:32,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:32,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:32,909 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:32,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:32,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:32,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:32,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:32,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:32,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:33,006 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:33,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:33,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:33,010 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:33,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:33,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:33,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:33,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:33,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:33,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:33,106 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:33,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:33,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:33,110 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:33,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:33,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:33,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:33,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:33,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:33,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:33,207 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:33,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:33,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:33,211 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:33,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:33,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:33,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:33,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:33,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:33,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:33,308 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:33,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:33,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:33,312 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:33,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:33,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:33,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:33,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:33,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:33,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:33,408 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:33,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:33,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:33,413 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:33,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:33,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:33,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:33,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:33,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:33,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:33,507 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:33,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:33,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:33,511 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:33,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:33,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:33,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:33,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:33,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:33,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:33,607 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:33,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:33,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:33,611 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:33,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:33,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:33,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:33,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:33,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:33,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:33,707 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:33,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:33,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:33,711 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:33,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:33,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:33,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:33,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:33,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:33,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:33,806 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:33,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:33,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:33,810 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:33,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:33,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:33,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:33,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:33,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:33,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:33,908 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:33,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:33,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:33,913 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:33,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:33,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:33,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:33,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:33,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:33,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:34,009 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:34,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:34,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:34,014 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:34,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:34,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:34,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:34,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:34,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:34,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:34,108 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:34,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:34,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:34,113 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:34,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:34,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:34,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:34,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:34,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:34,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:34,210 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:34,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:34,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:34,214 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:34,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:34,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:34,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:34,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:34,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:34,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:34,310 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:34,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:34,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:34,315 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:34,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:34,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:34,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:34,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:34,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:34,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:34,412 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:34,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:34,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:34,416 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:34,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:34,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:34,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:34,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:34,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:34,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:34,513 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:34,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:34,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:34,517 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:34,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:34,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:34,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:34,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:34,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:34,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:34,614 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:34,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:34,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:34,618 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:34,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:34,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:34,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:34,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:34,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:34,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:34,716 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:34,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:34,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:34,720 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:34,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:34,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:34,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:34,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:34,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:34,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:34,815 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:34,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:34,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:34,820 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:34,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:34,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:34,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:34,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:34,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:34,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:34,931 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:34,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:34,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:34,935 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:34,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:34,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:34,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:34,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:34,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:34,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:35,030 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:35,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:35,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:35,034 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:35,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:35,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:35,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:35,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:35,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:35,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:35,130 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:35,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:35,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:35,134 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:35,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:35,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:35,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:35,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:35,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:35,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:35,233 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:35,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:35,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:35,237 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:35,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:35,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:35,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:35,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:35,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:35,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:35,332 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:35,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:35,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:35,336 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:35,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:35,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:35,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:35,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:35,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:35,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:35,432 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:35,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:35,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:35,436 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:35,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:35,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:35,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:35,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:35,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:35,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:35,534 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:35,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:35,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:35,538 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:35,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:35,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:35,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:35,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:35,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:35,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:35,633 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:35,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:35,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:35,637 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:35,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:35,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:35,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:35,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:35,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:35,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:35,731 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:35,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:35,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:35,736 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:35,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:35,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:35,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:35,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:35,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:35,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:35,834 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:35,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:35,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:35,838 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:35,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:35,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:35,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:35,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:35,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:35,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:35,934 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:35,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:35,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:35,938 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:35,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:35,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:35,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:35,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:35,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:35,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:36,036 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:36,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:36,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:36,040 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:36,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:36,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:36,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:36,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:36,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:36,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:36,139 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:36,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:36,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:36,143 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:36,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:36,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:36,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:36,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:36,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:36,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:36,240 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:36,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:36,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:36,245 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:36,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:36,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:36,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:36,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:36,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:36,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:36,342 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:36,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:36,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:36,346 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:36,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:36,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:36,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:36,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:36,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:36,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:36,446 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:36,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:36,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:36,450 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:36,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:36,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:36,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:36,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:36,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:36,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:36,547 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:36,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:36,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:36,551 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:36,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:36,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:36,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:36,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:36,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:36,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:36,648 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:36,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:36,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:36,652 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:36,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:36,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:36,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:36,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:36,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:36,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:36,750 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:36,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:36,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:36,754 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:36,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:36,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:36,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:36,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:36,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:36,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:36,851 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:36,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:36,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:36,855 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:36,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:36,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:36,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:36,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:36,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:36,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:36,952 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:36,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:36,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:36,957 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:36,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:36,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:36,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:37,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:37,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:37,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:37,054 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:37,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:37,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:37,059 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:37,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:37,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:37,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:37,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:37,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:37,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:37,156 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:37,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:37,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:37,160 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:37,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:37,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:37,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:37,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:37,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:37,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:37,258 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:37,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:37,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:37,262 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:37,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:37,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:37,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:37,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:37,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:37,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:37,359 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:37,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:37,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:37,363 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:37,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:37,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:37,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:37,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:37,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:37,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:37,461 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:37,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:37,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:37,465 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:37,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:37,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:37,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:37,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:37,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:37,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:37,571 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:37,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:37,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:37,575 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:37,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:37,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:37,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:37,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:37,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:37,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:37,670 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:37,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:37,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:37,675 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:37,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:37,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:37,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:37,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:37,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:37,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:37,772 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:37,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:37,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:37,776 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:37,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:37,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:37,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:37,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:37,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:37,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:37,871 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:37,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:37,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:37,875 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:37,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:37,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:37,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:37,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:37,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:37,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:37,969 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:37,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:37,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:37,973 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:37,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:37,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:37,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:38,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:38,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:38,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:38,070 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:38,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:38,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:38,074 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:38,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:38,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:38,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:38,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:38,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:38,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:38,168 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:38,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:38,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:38,173 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:38,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:38,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:38,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:38,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:38,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:38,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:38,269 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:38,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:38,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:38,273 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:38,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:38,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:38,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:38,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:38,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:38,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:38,370 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:38,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:38,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:38,374 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:38,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:38,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:38,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:38,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:38,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:38,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:38,470 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:38,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:38,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:38,474 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:38,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:38,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:38,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:38,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:38,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:38,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:38,569 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:38,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:38,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:38,574 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:38,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:38,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:38,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:38,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:38,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:38,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:38,671 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:38,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:38,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:38,675 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:38,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:38,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:38,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:38,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:38,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:38,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:38,771 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:38,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:38,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:38,776 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:38,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:38,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:38,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:38,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:38,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:38,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:38,871 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:38,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:38,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:38,875 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:38,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:38,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:38,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:38,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:38,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:38,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:38,972 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:38,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:38,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:38,976 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:38,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:38,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:38,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:39,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:39,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:39,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:39,076 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:39,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:39,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:39,080 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:39,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:39,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:39,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:39,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:39,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:39,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:39,177 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:39,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:39,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:39,181 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:39,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:39,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:39,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:39,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:39,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:39,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:39,277 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:39,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:39,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:39,281 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:39,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:39,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:39,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:39,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:39,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:39,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:39,379 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:39,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:39,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:39,384 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:39,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:39,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:39,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:39,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:39,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:39,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:39,480 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:39,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:39,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:39,485 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:39,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:39,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:39,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:39,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:39,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:39,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:39,582 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:39,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:39,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:39,586 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:39,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:39,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:39,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:39,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:39,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:39,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:39,685 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:39,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:39,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:39,690 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:39,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:39,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:39,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:39,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:39,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:39,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:39,784 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:39,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:39,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:39,789 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:39,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:39,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:39,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:39,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:39,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:39,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:39,886 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:39,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:39,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:39,891 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:39,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:39,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:39,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:39,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:39,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:39,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:39,990 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:39,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:39,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:39,994 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:39,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:39,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:39,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:40,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:40,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:40,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:40,091 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:40,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:40,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:40,095 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:40,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:40,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:40,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:40,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:40,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:40,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:40,193 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:40,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:40,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:40,207 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:40,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:40,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:40,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:40,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:40,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:40,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:40,304 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:40,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:40,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:40,308 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:40,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:40,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:40,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:40,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:40,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:40,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:40,402 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:40,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:40,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:40,406 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:40,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:40,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:40,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:40,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:40,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:40,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:40,504 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:40,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:40,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:40,509 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:40,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:40,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:40,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:40,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:40,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:40,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:40,605 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:40,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:40,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:40,609 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:40,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:40,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:40,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:40,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:40,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:40,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:40,706 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:40,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:40,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:40,710 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:40,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:40,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:40,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:40,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:40,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:40,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:40,808 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:40,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:40,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:40,812 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:40,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:40,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:40,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:40,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:40,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:40,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:40,907 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:40,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:40,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:40,912 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:40,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:40,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:40,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:40,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:40,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:40,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:41,011 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:41,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:41,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:41,015 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:41,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:41,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:41,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:41,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:41,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:41,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:41,112 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:41,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:41,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:41,116 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:41,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:41,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:41,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:41,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:41,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:41,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:41,211 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:41,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:41,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:41,215 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:41,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:41,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:41,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:41,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:41,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:41,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:41,314 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:41,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:41,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:41,319 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:41,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:41,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:41,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:41,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:41,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:41,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:41,418 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:41,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:41,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:41,423 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:41,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:41,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:41,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:41,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:41,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:41,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:41,521 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:41,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:41,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:41,525 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:41,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:41,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:41,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:41,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:41,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:41,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:41,622 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:41,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:41,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:41,626 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:41,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:41,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:41,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:41,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:41,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:41,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:41,722 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:41,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:41,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:41,726 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:41,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:41,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:41,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:41,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:41,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:41,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:41,822 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:41,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:41,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:41,827 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:41,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:41,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:41,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:41,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:41,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:41,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:41,922 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:41,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:41,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:41,926 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:41,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:41,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:41,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:41,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:41,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:41,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:42,023 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:42,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:42,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:42,027 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:42,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:42,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:42,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:42,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:42,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:42,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:42,126 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:42,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:42,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:42,130 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:42,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:42,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:42,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:42,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:42,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:42,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:42,226 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:42,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:42,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:42,230 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:42,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:42,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:42,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:42,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:42,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:42,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:42,327 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:42,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:42,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:42,331 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:42,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:42,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:42,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:42,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:42,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:42,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:42,430 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:42,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:42,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:42,434 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:42,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:42,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:42,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:42,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:42,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:42,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:42,530 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:42,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:42,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:42,534 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:42,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:42,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:42,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:42,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:42,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:42,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:42,634 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:42,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:42,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:42,638 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:42,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:42,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:42,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:42,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:42,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:42,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:42,735 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:42,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:42,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:42,740 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:42,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:42,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:42,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:42,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:42,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:42,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:42,836 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:42,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:42,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:42,840 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:42,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:42,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:42,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:42,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:42,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:42,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:42,947 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:42,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:42,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:42,951 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:42,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:42,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:42,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:42,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:43,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:43,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:43,047 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:43,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:43,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:43,051 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:43,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:43,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:43,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:43,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:43,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:43,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:43,145 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:43,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:43,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:43,149 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:43,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:43,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:43,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:43,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:43,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:43,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:43,246 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:43,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:43,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:43,251 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:43,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:43,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:43,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:43,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:43,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:43,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:43,347 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:43,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:43,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:43,352 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:43,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:43,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:43,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:43,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:43,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:43,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:43,449 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:43,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:43,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:43,454 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:43,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:43,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:43,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:43,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:43,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:43,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:43,551 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:43,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:43,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:43,556 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:43,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:43,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:43,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:43,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:43,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:43,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:43,652 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:43,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:43,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:43,656 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:43,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:43,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:43,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:43,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:43,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:43,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:43,753 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:43,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:43,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:43,757 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:43,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:43,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:43,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:43,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:43,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:43,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:43,855 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:43,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:43,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:43,860 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:43,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:43,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:43,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:43,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:43,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:43,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:43,956 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:43,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:43,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:43,960 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:43,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:43,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:43,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:44,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:44,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:44,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:44,056 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:44,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:44,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:44,061 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:44,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:44,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:44,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:44,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:44,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:44,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:44,159 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:44,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:44,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:44,163 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:44,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:44,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:44,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:44,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:44,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:44,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:44,259 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:44,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:44,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:44,263 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:44,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:44,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:44,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:44,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:44,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:44,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:44,359 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:44,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:44,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:44,363 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:44,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:44,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:44,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:44,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:44,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:44,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:44,461 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:44,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:44,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:44,465 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:44,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:44,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:44,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:44,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:44,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:44,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:44,564 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:44,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:44,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:44,568 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:44,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:44,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:44,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:44,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:44,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:44,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:44,665 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:44,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:44,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:44,669 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:44,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:44,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:44,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:44,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:44,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:44,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:44,767 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:44,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:44,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:44,771 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:44,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:44,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:44,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:44,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:44,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:44,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:44,871 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:44,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:44,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:44,875 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:44,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:44,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:44,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:44,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:44,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:44,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:44,971 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:44,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:44,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:44,975 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:44,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:44,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:44,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:45,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:45,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:45,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:45,073 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:45,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:45,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:45,077 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:45,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:45,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:45,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:45,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:45,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:45,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:45,178 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:45,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:45,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:45,182 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:45,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:45,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:45,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:45,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:45,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:45,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:45,279 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:45,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:45,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:45,283 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:45,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:45,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:45,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:45,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:45,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:45,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:45,381 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:45,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:45,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:45,385 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:45,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:45,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:45,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:45,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:45,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:45,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:45,486 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:45,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:45,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:45,490 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:45,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:45,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:45,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:45,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:45,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:45,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:45,602 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:45,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:45,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:45,606 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:45,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:45,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:45,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:45,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:45,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:45,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:45,701 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:45,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:45,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:45,706 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:45,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:45,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:45,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:45,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:45,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:45,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:45,801 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:45,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:45,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:45,806 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:45,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:45,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:45,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:45,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:45,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:45,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:45,901 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:45,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:45,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:45,905 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:45,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:45,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:45,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:45,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:45,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:45,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:46,004 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:46,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:46,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:46,008 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:46,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:46,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:46,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:46,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:46,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:46,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:46,104 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:46,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:46,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:46,108 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:46,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:46,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:46,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:46,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:46,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:46,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:46,202 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:46,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:46,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:46,207 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:46,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:46,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:46,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:46,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:46,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:46,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:46,304 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:46,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:46,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:46,308 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:46,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:46,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:46,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:46,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:46,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:46,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:46,405 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:46,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:46,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:46,409 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:46,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:46,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:46,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:46,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:46,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:46,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:46,506 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:46,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:46,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:46,510 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:46,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:46,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:46,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:46,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:46,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:46,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:46,607 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:46,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:46,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:46,611 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:46,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:46,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:46,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:46,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:46,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:46,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:46,708 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:46,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:46,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:46,712 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:46,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:46,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:46,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:46,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:46,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:46,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:46,809 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:46,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:46,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:46,813 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:46,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:46,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:46,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:46,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:46,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:46,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:46,909 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:46,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:46,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:46,914 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:46,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:46,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:46,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:46,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:46,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:46,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:47,011 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:47,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:47,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:47,016 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:47,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:47,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:47,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:47,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:47,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:47,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:47,111 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:47,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:47,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:47,115 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:47,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:47,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:47,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:47,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:47,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:47,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:47,213 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:47,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:47,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:47,217 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:47,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:47,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:47,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:47,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:47,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:47,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:47,318 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:47,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:47,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:47,322 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:47,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:47,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:47,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:47,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:47,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:47,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:47,419 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:47,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:47,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:47,423 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:47,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:47,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:47,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:47,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:47,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:47,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:47,520 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:47,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:47,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:47,524 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:47,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:47,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:47,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:47,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:47,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:47,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:47,623 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:47,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:47,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:47,628 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:47,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:47,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:47,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:47,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:47,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:47,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:47,725 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:47,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:47,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:47,729 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:47,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:47,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:47,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:47,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:47,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:47,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:47,828 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:47,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:47,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:47,832 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:47,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:47,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:47,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:47,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:47,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:47,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:47,932 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:47,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:47,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:47,936 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:47,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:47,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:47,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:47,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:47,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:47,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:48,033 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:48,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:48,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:48,037 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:48,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:48,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:48,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:48,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:48,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:48,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:48,137 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:48,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:48,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:48,141 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:48,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:48,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:48,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:48,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:48,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:48,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:48,250 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:48,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:48,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:48,254 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:48,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:48,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:48,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:48,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:48,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:48,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:48,349 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:48,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:48,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:48,353 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:48,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:48,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:48,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:48,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:48,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:48,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:48,452 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:48,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:48,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:48,456 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:48,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:48,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:48,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:48,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:48,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:48,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:48,554 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:48,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:48,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:48,558 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:48,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:48,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:48,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:48,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:48,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:48,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:48,653 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:48,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:48,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:48,657 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:48,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:48,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:48,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:48,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:48,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:48,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:48,754 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:48,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:48,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:48,758 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:48,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:48,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:48,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:48,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:48,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:48,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:48,855 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:48,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:48,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:48,860 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:48,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:48,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:48,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:48,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:48,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:48,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:48,956 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:48,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:48,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:48,961 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:48,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:48,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:48,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:49,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:49,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:49,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:49,053 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:49,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:49,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:49,057 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:49,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:49,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:49,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:49,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:49,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:49,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:49,141 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:49,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:49,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:49,145 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:49,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:49,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:49,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:49,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:49,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:49,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:49,229 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:49,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:49,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:49,233 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:49,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:49,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:49,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:49,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:49,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:49,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:49,319 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:49,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:49,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:49,323 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:49,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:49,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:49,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:49,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:49,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:49,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:49,414 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:49,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:49,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:49,418 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:49,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:49,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:49,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:49,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:49,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:49,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:49,503 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:49,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:49,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:49,507 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:49,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:49,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:49,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:49,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:49,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:49,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:49,592 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:49,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:49,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:49,595 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:49,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:49,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:49,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:49,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:49,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:49,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:49,684 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:49,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:49,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:49,688 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:49,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:49,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:49,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:49,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:49,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:49,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:49,784 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:49,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:49,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:49,788 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:49,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:49,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:49,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:49,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:49,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:49,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:49,885 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:49,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:49,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:49,889 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:49,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:49,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:49,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:49,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:49,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:49,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:49,986 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:49,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:49,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:49,990 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:49,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:49,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:49,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:50,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:50,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:50,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:50,086 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:50,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:50,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:50,091 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:50,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:50,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:50,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:50,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:50,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:50,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:50,187 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:50,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:50,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:50,191 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:50,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:50,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:50,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:50,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:50,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:50,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:50,292 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:50,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:50,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:50,297 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:50,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:50,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:50,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:50,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:50,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:50,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:50,394 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:50,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:50,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:50,398 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:50,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:50,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:50,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:50,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:50,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:50,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:50,494 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:50,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:50,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:50,499 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:50,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:50,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:50,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:50,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:50,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:50,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:50,611 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:50,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:50,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:50,618 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:50,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:50,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:50,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:50,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:50,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:50,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:50,722 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:50,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:50,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:50,726 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:50,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:50,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:50,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:50,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:50,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:50,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:50,827 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:50,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:50,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:50,841 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:50,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:50,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:50,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:50,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:50,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:50,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:50,937 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:50,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:50,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:50,941 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:50,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:50,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:50,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:50,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:50,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:51,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:51,036 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:51,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:51,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:51,040 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:51,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:51,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:51,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:51,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:51,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:51,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:51,138 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:51,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:51,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:51,142 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:51,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:51,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:51,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:51,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:51,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:51,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:51,238 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:51,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:51,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:51,243 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:51,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:51,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:51,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:51,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:51,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:51,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:51,341 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:51,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:51,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:51,345 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:51,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:51,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:51,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:51,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:51,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:51,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:51,444 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:51,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:51,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:51,448 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:51,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:51,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:51,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:51,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:51,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:51,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:51,546 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:51,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:51,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:51,550 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:51,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:51,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:51,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:51,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:51,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:51,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:51,647 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:51,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:51,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:51,651 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:51,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:51,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:51,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:51,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:51,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:51,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:51,750 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:51,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:51,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:51,755 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:51,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:51,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:51,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:51,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:51,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:51,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:51,855 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:51,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:51,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:51,860 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:51,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:51,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:51,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:51,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:51,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:51,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:51,955 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:51,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:51,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:51,959 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:51,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:51,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:51,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:52,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:52,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:52,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:52,061 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:52,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:52,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:52,065 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:52,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:52,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:52,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:52,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:52,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:52,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:52,165 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:52,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:52,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:52,169 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:52,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:52,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:52,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:52,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:52,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:52,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:52,266 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:52,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:52,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:52,271 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:52,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:52,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:52,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:52,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:52,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:52,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:52,375 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:52,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:52,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:52,379 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:52,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:52,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:52,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:52,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:52,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:52,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:52,485 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:52,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:52,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:52,489 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:52,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:52,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:52,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:52,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:52,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:52,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:52,591 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:52,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:52,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:52,596 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:52,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:52,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:52,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:52,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:52,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:52,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:52,698 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:52,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:52,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:52,702 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:52,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:52,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:52,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:52,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:52,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:52,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:52,807 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:52,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:52,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:52,811 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:52,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:52,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:52,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:52,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:52,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:52,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:52,909 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:52,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:52,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:52,914 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:52,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:52,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:52,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:52,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:52,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:52,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:53,013 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:53,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:53,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:53,017 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:53,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:53,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:53,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:53,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:53,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:53,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:53,117 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:53,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:53,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:53,122 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:53,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:53,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:53,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:53,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:53,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:53,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:53,220 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:53,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:53,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:53,224 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:53,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:53,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:53,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:53,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:53,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:53,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:53,321 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:53,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:53,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:53,325 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:53,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:53,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:53,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:53,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:53,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:53,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:53,410 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:53,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:53,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:53,413 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:53,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:53,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:53,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:53,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:53,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:53,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:53,500 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:53,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:53,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:53,504 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:53,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:53,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:53,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:53,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:53,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:53,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:53,605 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:53,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:53,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:53,610 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:53,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:53,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:53,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:53,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:53,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:53,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:53,706 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:53,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:53,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:53,710 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:53,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:53,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:53,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:53,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:53,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:53,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:53,807 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:53,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:53,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:53,812 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:53,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:53,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:53,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:53,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:53,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:53,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:53,908 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:53,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:53,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:53,913 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:53,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:53,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:53,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:53,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:53,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:53,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:54,010 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:54,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:54,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:54,014 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:54,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:54,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:54,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:54,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:54,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:54,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:54,113 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:54,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:54,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:54,117 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:54,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:54,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:54,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:54,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:54,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:54,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:54,213 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:54,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:54,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:54,217 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:54,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:54,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:54,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:54,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:54,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:54,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:54,314 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:54,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:54,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:54,319 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:54,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:54,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:54,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:54,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:54,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:54,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:54,416 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:54,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:54,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:54,420 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:54,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:54,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:54,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:54,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:54,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:54,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:54,516 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:54,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:54,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:54,520 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:54,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:54,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:54,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:54,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:54,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:54,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:54,621 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:54,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:54,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:54,625 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:54,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:54,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:54,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:54,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:54,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:54,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:54,722 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:54,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:54,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:54,726 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:54,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:54,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:54,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:54,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:54,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:54,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:54,822 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:54,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:54,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:54,826 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:54,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:54,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:54,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:54,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:54,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:54,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:54,925 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:54,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:54,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:54,929 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:54,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:54,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:54,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:54,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:54,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:54,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:55,027 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:55,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:55,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:55,032 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:55,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:55,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:55,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:55,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:55,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:55,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:55,129 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:55,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:55,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:55,133 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:55,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:55,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:55,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:55,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:55,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:55,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:55,234 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:55,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:55,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:55,239 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:55,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:55,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:55,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:55,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:55,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:55,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:55,340 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:55,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:55,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:55,344 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:55,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:55,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:55,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:55,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:55,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:55,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:55,441 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:55,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:55,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:55,446 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:55,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:55,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:55,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:55,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:55,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:55,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:55,549 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:55,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:55,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:55,553 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:55,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:55,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:55,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:55,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:55,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:55,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:55,652 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:55,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:55,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:55,657 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:55,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:55,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:55,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:55,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:55,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:55,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:55,754 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:55,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:55,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:55,759 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:55,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:55,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:55,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:55,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:55,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:55,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:55,864 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:55,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:55,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:55,868 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:55,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:55,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:55,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:55,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:55,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:55,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:55,974 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:55,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:55,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:55,978 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:55,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:55,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:55,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:56,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:56,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:56,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:56,080 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:56,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:56,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:56,084 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:56,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:56,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:56,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:56,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:56,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:56,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:56,186 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:56,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:56,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:56,191 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:56,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:56,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:56,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:56,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:56,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:56,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:56,302 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:56,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:56,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:56,307 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:56,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:56,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:56,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:56,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:56,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:56,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:56,404 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:56,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:56,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:56,409 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:56,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:56,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:56,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:56,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:56,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:56,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:56,506 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:56,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:56,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:56,511 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:56,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:56,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:56,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:56,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:56,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:56,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:56,612 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:56,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:56,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:56,617 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:56,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:56,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:56,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:56,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:56,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:56,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:56,713 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:56,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:56,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:56,717 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:56,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:56,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:56,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:56,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:56,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:56,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:56,817 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:56,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:56,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:56,821 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:56,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:56,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:56,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:56,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:56,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:56,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:56,919 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:56,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:56,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:56,923 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:56,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:56,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:56,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:56,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:56,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:56,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:57,020 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:57,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:57,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:57,024 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:57,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:57,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:57,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:57,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:57,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:57,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:57,129 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:57,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:57,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:57,133 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:57,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:57,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:57,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:57,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:57,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:57,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:57,235 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:57,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:57,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:57,240 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:57,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:57,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:57,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:57,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:57,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:57,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:57,341 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:57,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:57,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:57,346 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:57,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:57,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:57,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:57,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:57,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:57,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:57,448 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:57,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:57,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:57,453 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:57,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:57,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:57,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:57,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:57,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:57,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:57,555 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:57,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:57,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:57,559 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:57,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:57,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:57,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:57,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:57,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:57,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:57,658 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:57,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:57,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:57,662 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:57,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:57,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:57,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:57,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:57,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:57,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:57,761 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:57,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:57,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:57,766 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:57,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:57,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:57,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:57,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:57,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:57,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:57,866 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:57,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:57,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:57,871 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:57,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:57,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:57,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:57,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:57,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:57,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:57,968 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:57,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:57,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:57,973 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:57,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:57,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:57,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:58,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:58,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:58,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:58,070 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:58,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:58,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:58,074 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:58,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:58,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:58,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:58,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:58,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:58,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:58,174 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:58,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:58,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:58,178 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:58,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:58,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:58,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:58,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:58,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:58,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:58,277 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:58,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:58,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:58,281 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:58,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:58,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:58,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:58,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:58,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:58,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:58,380 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:58,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:58,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:58,384 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:58,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:58,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:58,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:58,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:58,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:58,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:58,484 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:58,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:58,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:58,489 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:58,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:58,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:58,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:58,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:58,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:58,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:58,587 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:58,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:58,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:58,591 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:58,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:58,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:58,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:58,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:58,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:58,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:58,691 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:58,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:58,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:58,695 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:58,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:58,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:58,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:58,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:58,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:58,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:58,795 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:58,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:58,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:58,799 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:58,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:58,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:58,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:58,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:58,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:58,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:58,898 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:58,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:58,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:58,902 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:58,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:58,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:58,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:58,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:58,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:58,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:59,010 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:59,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:59,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:59,014 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:59,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:59,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:59,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:59,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:59,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:59,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:59,113 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:59,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:59,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:59,118 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:59,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:59,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:59,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:59,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:59,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:59,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:59,213 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:59,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:59,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:59,217 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:59,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:59,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:59,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:59,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:59,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:59,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:59,314 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:59,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:59,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:59,318 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:59,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:59,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:59,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:59,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:59,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:59,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:59,414 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:59,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:59,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:59,418 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:59,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:59,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:59,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:59,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:59,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:59,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:59,507 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:59,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:59,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:59,511 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:59,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:59,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:59,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:59,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:59,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:59,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:59,593 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:59,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:59,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:59,597 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:59,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:59,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:59,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:59,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:59,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:59,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:59,693 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:59,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:59,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:59,697 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:59,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:59,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:59,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:59,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:59,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:59,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:59,794 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:59,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:59,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:59,798 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:59,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:59,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:59,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:59,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:59,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:59,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:59,895 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:31:59,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:59,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:31:59,899 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:31:59,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:31:59,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:59,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:59,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:59,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:59,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:59,996 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:00,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:00,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:00,001 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:00,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:00,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:00,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:00,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:00,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:00,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:00,097 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:00,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:00,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:00,101 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:00,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:00,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:00,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:00,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:00,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:00,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:00,198 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:00,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:00,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:00,203 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:00,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:00,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:00,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:00,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:00,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:00,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:00,303 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:00,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:00,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:00,307 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:00,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:00,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:00,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:00,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:00,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:00,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:00,405 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:00,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:00,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:00,409 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:00,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:00,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:00,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:00,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:00,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:00,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:00,507 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:00,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:00,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:00,511 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:00,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:00,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:00,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:00,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:00,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:00,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:00,613 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:00,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:00,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:00,617 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:00,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:00,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:00,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:00,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:00,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:00,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:00,715 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:00,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:00,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:00,719 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:00,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:00,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:00,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:00,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:00,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:00,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:00,818 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:00,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:00,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:00,822 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:00,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:00,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:00,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:00,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:00,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:00,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:00,919 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:00,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:00,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:00,923 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:00,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:00,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:00,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:00,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:00,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:00,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:01,021 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:01,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:01,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:01,025 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:01,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:01,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:01,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:01,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:01,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:01,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:01,125 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:01,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:01,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:01,129 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:01,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:01,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:01,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:01,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:01,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:01,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:01,226 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:01,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:01,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:01,230 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:01,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:01,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:01,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:01,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:01,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:01,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:01,329 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:01,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:01,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:01,334 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:01,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:01,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:01,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:01,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:01,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:01,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:01,434 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:01,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:01,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:01,438 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:01,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:01,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:01,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:01,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:01,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:01,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:01,536 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:01,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:01,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:01,540 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:01,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:01,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:01,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:01,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:01,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:01,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:01,654 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:01,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:01,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:01,658 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:01,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:01,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:01,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:01,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:01,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:01,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:01,754 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:01,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:01,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:01,759 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:01,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:01,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:01,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:01,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:01,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:01,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:01,856 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:01,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:01,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:01,860 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:01,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:01,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:01,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:01,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:01,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:01,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:01,960 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:01,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:01,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:01,964 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:01,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:01,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:01,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:02,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:02,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:02,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:02,060 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:02,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:02,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:02,065 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:02,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:02,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:02,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:02,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:02,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:02,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:02,162 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:02,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:02,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:02,167 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:02,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:02,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:02,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:02,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:02,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:02,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:02,266 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:02,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:02,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:02,270 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:02,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:02,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:02,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:02,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:02,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:02,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:02,367 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:02,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:02,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:02,371 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:02,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:02,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:02,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:02,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:02,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:02,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:02,469 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:02,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:02,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:02,473 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:02,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:02,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:02,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:02,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:02,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:02,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:02,573 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:02,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:02,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:02,577 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:02,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:02,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:02,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:02,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:02,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:02,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:02,673 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:02,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:02,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:02,677 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:02,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:02,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:02,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:02,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:02,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:02,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:02,774 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:02,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:02,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:02,778 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:02,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:02,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:02,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:02,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:02,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:02,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:02,873 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:02,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:02,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:02,877 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:02,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:02,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:02,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:02,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:02,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:02,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:02,973 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:02,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:02,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:02,978 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:02,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:02,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:02,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:03,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:03,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:03,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:03,076 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:03,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:03,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:03,080 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:03,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:03,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:03,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:03,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:03,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:03,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:03,180 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:03,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:03,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:03,184 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:03,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:03,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:03,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:03,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:03,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:03,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:03,282 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:03,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:03,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:03,286 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:03,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:03,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:03,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:03,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:03,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:03,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:03,382 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:03,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:03,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:03,387 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:03,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:03,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:03,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:03,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:03,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:03,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:03,486 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:03,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:03,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:03,490 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:03,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:03,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:03,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:03,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:03,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:03,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:03,588 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:03,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:03,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:03,592 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:03,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:03,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:03,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:03,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:03,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:03,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:03,690 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:03,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:03,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:03,695 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:03,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:03,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:03,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:03,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:03,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:03,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:03,793 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:03,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:03,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:03,797 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:03,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:03,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:03,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:03,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:03,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:03,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:03,894 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:03,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:03,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:03,898 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:03,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:03,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:03,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:03,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:03,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:03,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:03,996 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:04,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:04,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:04,001 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:04,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:04,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:04,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:04,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:04,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:04,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:04,099 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:04,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:04,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:04,103 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:04,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:04,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:04,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:04,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:04,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:04,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:04,202 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:04,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:04,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:04,206 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:04,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:04,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:04,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:04,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:04,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:04,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:04,307 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:04,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:04,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:04,311 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:04,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:04,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:04,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:04,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:04,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:04,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:04,416 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:04,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:04,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:04,421 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:04,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:04,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:04,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:04,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:04,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:04,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:04,518 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:04,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:04,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:04,522 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:04,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:04,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:04,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:04,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:04,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:04,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:04,621 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:04,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:04,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:04,625 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:04,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:04,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:04,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:04,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:04,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:04,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:04,721 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:04,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:04,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:04,725 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:04,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:04,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:04,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:04,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:04,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:04,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:04,822 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:04,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:04,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:04,826 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:04,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:04,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:04,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:04,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:04,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:04,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:04,924 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:04,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:04,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:04,928 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:04,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:04,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:04,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:04,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:04,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:04,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:05,025 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:05,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:05,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:05,029 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:05,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:05,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:05,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:05,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:05,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:05,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:05,125 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:05,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:05,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:05,130 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:05,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:05,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:05,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:05,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:05,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:05,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:05,228 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:05,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:05,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:05,232 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:05,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:05,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:05,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:05,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:05,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:05,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:05,331 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:05,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:05,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:05,335 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:05,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:05,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:05,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:05,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:05,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:05,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:05,433 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:05,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:05,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:05,437 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:05,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:05,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:05,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:05,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:05,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:05,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:05,535 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:05,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:05,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:05,539 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:05,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:05,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:05,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:05,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:05,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:05,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:05,638 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:05,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:05,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:05,643 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:05,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:05,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:05,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:05,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:05,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:05,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:05,739 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:05,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:05,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:05,744 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:05,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:05,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:05,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:05,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:05,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:05,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:05,842 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:05,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:05,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:05,846 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:05,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:05,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:05,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:05,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:05,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:05,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:05,949 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:05,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:05,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:05,953 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:05,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:05,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:05,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:05,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:06,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:06,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:06,051 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:06,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:06,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:06,055 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:06,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:06,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:06,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:06,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:06,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:06,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:06,158 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:06,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:06,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:06,162 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:06,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:06,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:06,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:06,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:06,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:06,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:06,262 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:06,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:06,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:06,266 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:06,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:06,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:06,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:06,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:06,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:06,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:06,362 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:06,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:06,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:06,366 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:06,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:06,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:06,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:06,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:06,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:06,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:06,467 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:06,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:06,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:06,471 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:06,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:06,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:06,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:06,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:06,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:06,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:06,571 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:06,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:06,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:06,576 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:06,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:06,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:06,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:06,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:06,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:06,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:06,673 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:06,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:06,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:06,677 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:06,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:06,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:06,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:06,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:06,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:06,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:06,778 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:06,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:06,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:06,783 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:06,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:06,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:06,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:06,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:06,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:06,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:06,882 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:06,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:06,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:06,887 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:06,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:06,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:06,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:06,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:06,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:06,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:06,983 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:06,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:06,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:06,988 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:06,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:06,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:06,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:07,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:07,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:07,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:07,099 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:07,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:07,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:07,103 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:07,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:07,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:07,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:07,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:07,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:07,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:07,201 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:07,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:07,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:07,205 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:07,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:07,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:07,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:07,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:07,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:07,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:07,303 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:07,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:07,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:07,307 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:07,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:07,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:07,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:07,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:07,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:07,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:07,404 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:07,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:07,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:07,409 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:07,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:07,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:07,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:07,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:07,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:07,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:07,505 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:07,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:07,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:07,509 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:07,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:07,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:07,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:07,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:07,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:07,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:07,607 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:07,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:07,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:07,611 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:07,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:07,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:07,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:07,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:07,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:07,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:07,709 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:07,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:07,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:07,713 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:07,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:07,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:07,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:07,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:07,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:07,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:07,809 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:07,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:07,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:07,814 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:07,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:07,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:07,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:07,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:07,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:07,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:07,910 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:07,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:07,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:07,914 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:07,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:07,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:07,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:07,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:07,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:07,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:08,012 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:08,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:08,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:08,016 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:08,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:08,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:08,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:08,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:08,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:08,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:08,114 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:08,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:08,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:08,119 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:08,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:08,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:08,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:08,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:08,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:08,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:08,216 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:08,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:08,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:08,220 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:08,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:08,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:08,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:08,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:08,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:08,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:08,319 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:08,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:08,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:08,323 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:08,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:08,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:08,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:08,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:08,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:08,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:08,422 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:08,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:08,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:08,427 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:08,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:08,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:08,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:08,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:08,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:08,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:08,524 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:08,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:08,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:08,528 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:08,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:08,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:08,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:08,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:08,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:08,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:08,627 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:08,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:08,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:08,632 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:08,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:08,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:08,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:08,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:08,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:08,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:08,730 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:08,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:08,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:08,735 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:08,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:08,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:08,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:08,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:08,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:08,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:08,832 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:08,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:08,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:08,836 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:08,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:08,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:08,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:08,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:08,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:08,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:08,939 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:08,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:08,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:08,943 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:08,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:08,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:08,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:08,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:09,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:09,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:09,042 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:09,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:09,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:09,046 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:09,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:09,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:09,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:09,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:09,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:09,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:09,144 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:09,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:09,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:09,148 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:09,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:09,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:09,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:09,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:09,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:09,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:09,249 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:09,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:09,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:09,253 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:09,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:09,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:09,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:09,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:09,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:09,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:09,351 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:09,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:09,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:09,355 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:09,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:09,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:09,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:09,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:09,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:09,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:09,456 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:09,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:09,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:09,461 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:09,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:09,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:09,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:09,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:09,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:09,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:09,561 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:09,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:09,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:09,565 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:09,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:09,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:09,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:09,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:09,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:09,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:09,663 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:09,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:09,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:09,667 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:09,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:09,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:09,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:09,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:09,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:09,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:09,775 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:09,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:09,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:09,780 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:09,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:09,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:09,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:09,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:09,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:09,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:09,878 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:09,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:09,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:09,882 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:09,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:09,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:09,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:09,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:09,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:09,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:09,978 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:09,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:09,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:09,983 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:09,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:09,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:09,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:10,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:10,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:10,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:10,081 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:10,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:10,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:10,086 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:10,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:10,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:10,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:10,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:10,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:10,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:10,185 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:10,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:10,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:10,189 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:10,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:10,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:10,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:10,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:10,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:10,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:10,285 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:10,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:10,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:10,290 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:10,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:10,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:10,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:10,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:10,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:10,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:10,390 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:10,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:10,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:10,394 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:10,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:10,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:10,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:10,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:10,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:10,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:10,494 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:10,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:10,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:10,498 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:10,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:10,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:10,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:10,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:10,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:10,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:10,596 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:10,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:10,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:10,600 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:10,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:10,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:10,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:10,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:10,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:10,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:10,698 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:10,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:10,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:10,703 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:10,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:10,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:10,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:10,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:10,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:10,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:10,800 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:10,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:10,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:10,804 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:10,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:10,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:10,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:10,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:10,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:10,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:10,904 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:10,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:10,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:10,908 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:10,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:10,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:10,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:10,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:10,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:10,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:11,016 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:11,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:11,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:11,021 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:11,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:11,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:11,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:11,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:11,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:11,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:11,129 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:11,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:11,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:11,135 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:11,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:11,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:11,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:11,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:11,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:11,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:11,235 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:11,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:11,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:11,240 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:11,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:11,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:11,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:11,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:11,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:11,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:11,339 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:11,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:11,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:11,343 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:11,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:11,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:11,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:11,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:11,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:11,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:11,444 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:11,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:11,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:11,448 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:11,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:11,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:11,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:11,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:11,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:11,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:11,548 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:11,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:11,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:11,552 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:11,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:11,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:11,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:11,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:11,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:11,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:11,649 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:11,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:11,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:11,653 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:11,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:11,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:11,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:11,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:11,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:11,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:11,751 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:11,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:11,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:11,755 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:11,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:11,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:11,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:11,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:11,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:11,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:11,854 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:11,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:11,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:11,858 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:11,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:11,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:11,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:11,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:11,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:11,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:11,956 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:11,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:11,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:11,960 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:11,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:11,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:11,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:12,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:12,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:12,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:12,062 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:12,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:12,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:12,066 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:12,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:12,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:12,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:12,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:12,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:12,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:12,165 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:12,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:12,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:12,169 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:12,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:12,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:12,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:12,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:12,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:12,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:12,269 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:12,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:12,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:12,274 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:12,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:12,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:12,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:12,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:12,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:12,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:12,379 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:12,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:12,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:12,383 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:12,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:12,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:12,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:12,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:12,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:12,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:12,492 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:12,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:12,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:12,497 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:12,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:12,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:12,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:12,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:12,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:12,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:12,594 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:12,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:12,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:12,599 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:12,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:12,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:12,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:12,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:12,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:12,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:12,698 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:12,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:12,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:12,702 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:12,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:12,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:12,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:12,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:12,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:12,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:12,803 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:12,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:12,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:12,807 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:12,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:12,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:12,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:12,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:12,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:12,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:12,902 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:12,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:12,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:12,907 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:12,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:12,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:12,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:12,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:12,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:12,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:13,006 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:13,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:13,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:13,010 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:13,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:13,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:13,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:13,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:13,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:13,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:13,109 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:13,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:13,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:13,113 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:13,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:13,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:13,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:13,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:13,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:13,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:13,204 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:13,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:13,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:13,208 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:13,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:13,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:13,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:13,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:13,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:13,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:13,291 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:13,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:13,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:13,295 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:13,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:13,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:13,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:13,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:13,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:13,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:13,377 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:13,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:13,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:13,381 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:13,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:13,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:13,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:13,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:13,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:13,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:13,464 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:13,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:13,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:13,467 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:13,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:13,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:13,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:13,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:13,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:13,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:13,548 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:13,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:13,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:13,552 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:13,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:13,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:13,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:13,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:13,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:13,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:13,633 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:13,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:13,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:13,637 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:13,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:13,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:13,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:13,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:13,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:13,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:13,719 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:13,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:13,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:13,722 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:13,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:13,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:13,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:13,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:13,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:13,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:13,803 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:13,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:13,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:13,806 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:13,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:13,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:13,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:13,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:13,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:13,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:13,894 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:13,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:13,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:13,898 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:13,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:13,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:13,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:13,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:13,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:13,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:13,980 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:13,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:13,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:13,983 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:13,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:13,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:13,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:14,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:14,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:14,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:14,064 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:14,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:14,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:14,068 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:14,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:14,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:14,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:14,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:14,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:14,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:14,152 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:14,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:14,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:14,155 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:14,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:14,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:14,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:14,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:14,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:14,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:14,237 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:14,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:14,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:14,240 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:14,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:14,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:14,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:14,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:14,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:14,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:14,322 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:14,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:14,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:14,326 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:14,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:14,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:14,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:14,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:14,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:14,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:14,410 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:14,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:14,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:14,414 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:14,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:14,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:14,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:14,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:14,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:14,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:14,495 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:14,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:14,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:14,499 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:14,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:14,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:14,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:14,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:14,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:14,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:14,582 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:14,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:14,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:14,586 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:14,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:14,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:14,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:14,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:14,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:14,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:14,669 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:14,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:14,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:14,673 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:14,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:14,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:14,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:14,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:14,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:14,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:14,755 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:14,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:14,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:14,758 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:14,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:14,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:14,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:14,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:14,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:14,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:14,852 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:14,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:14,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:14,856 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:14,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:14,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:14,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:14,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:14,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:14,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:14,938 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:14,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:14,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:14,941 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:14,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:14,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:14,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:14,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:14,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:14,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:15,022 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:15,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:15,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:15,025 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:15,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:15,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:15,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:15,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:15,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:15,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:15,109 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:15,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:15,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:15,112 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:15,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:15,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:15,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:15,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:15,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:15,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:15,194 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:15,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:15,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:15,197 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:15,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:15,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:15,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:15,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:15,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:15,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:15,278 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:15,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:15,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:15,281 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:15,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:15,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:15,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:15,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:15,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:15,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:15,366 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:15,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:15,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:15,369 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:15,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:15,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:15,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:15,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:15,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:15,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:15,452 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:15,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:15,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:15,456 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:15,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:15,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:15,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:15,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:15,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:15,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:15,536 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:15,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:15,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:15,540 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:15,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:15,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:15,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:15,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:15,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:15,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:15,622 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:15,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:15,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:15,625 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:15,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:15,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:15,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:15,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:15,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:15,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:15,704 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:15,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:15,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:15,708 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:15,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:15,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:15,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:15,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:15,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:15,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:15,789 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:15,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:15,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:15,793 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:15,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:15,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:15,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:15,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:15,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:15,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:15,873 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:15,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:15,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:15,877 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:15,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:15,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:15,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:15,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:15,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:15,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:15,957 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:15,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:15,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:15,960 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:15,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:15,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:15,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:15,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:16,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:16,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:16,043 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:16,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:16,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:16,047 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:16,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:16,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:16,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:16,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:16,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:16,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:16,126 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:16,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:16,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:16,130 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:16,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:16,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:16,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:16,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:16,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:16,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:16,211 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:16,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:16,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:16,215 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:16,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:16,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:16,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:16,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:16,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:16,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:16,297 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:16,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:16,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:16,300 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:16,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:16,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:16,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:16,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:16,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:16,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:16,381 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:16,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:16,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:16,384 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:16,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:16,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:16,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:16,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:16,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:16,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:16,467 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:16,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:16,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:16,471 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:16,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:16,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:16,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:16,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:16,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:16,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:16,552 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:16,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:16,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:16,555 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:16,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:16,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:16,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:16,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:16,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:16,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:16,636 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:16,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:16,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:16,639 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:16,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:16,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:16,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:16,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:16,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:16,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:16,722 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:16,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:16,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:16,726 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:16,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:16,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:16,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:16,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:16,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:16,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:16,807 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:16,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:16,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:16,810 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:16,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:16,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:16,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:16,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:16,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:16,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:16,893 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:16,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:16,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:16,897 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:16,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:16,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:16,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:16,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:16,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:16,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:16,980 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:16,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:16,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:16,984 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:16,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:16,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:16,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:17,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:17,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:17,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:17,072 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:17,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:17,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:17,076 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:17,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:17,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:17,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:17,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:17,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:17,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:17,157 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:17,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:17,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:17,161 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:17,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:17,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:17,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:17,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:17,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:17,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:17,243 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:17,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:17,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:17,246 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:17,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:17,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:17,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:17,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:17,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:17,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:17,327 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:17,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:17,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:17,330 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:17,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:17,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:17,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:17,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:17,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:17,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:17,412 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:17,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:17,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:17,416 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:17,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:17,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:17,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:17,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:17,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:17,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:17,498 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:17,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:17,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:17,501 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:17,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:17,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:17,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:17,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:17,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:17,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:17,582 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:17,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:17,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:17,585 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:17,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:17,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:17,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:17,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:17,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:17,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:17,667 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:17,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:17,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:17,671 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:17,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:17,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:17,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:17,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:17,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:17,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:17,752 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:17,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:17,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:17,756 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:17,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:17,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:17,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:17,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:17,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:17,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:17,836 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:17,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:17,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:17,840 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:17,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:17,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:17,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:17,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:17,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:17,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:17,924 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:17,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:17,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:17,927 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:17,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:17,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:17,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:17,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:17,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:17,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:18,009 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:18,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:18,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:18,012 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:18,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:18,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:18,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:18,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:18,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:18,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:18,094 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:18,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:18,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:18,098 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:18,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:18,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:18,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:18,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:18,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:18,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:18,181 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:18,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:18,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:18,185 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:18,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:18,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:18,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:18,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:18,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:18,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:18,267 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:18,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:18,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:18,270 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:18,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:18,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:18,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:18,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:18,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:18,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:18,353 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:18,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:18,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:18,357 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:18,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:18,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:18,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:18,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:18,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:18,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:18,441 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:18,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:18,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:18,444 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:18,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:18,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:18,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:18,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:18,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:18,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:18,526 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:18,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:18,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:18,529 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:18,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:18,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:18,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:18,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:18,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:18,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:18,612 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:18,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:18,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:18,616 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:18,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:18,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:18,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:18,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:18,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:18,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:18,699 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:18,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:18,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:18,703 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:18,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:18,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:18,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:18,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:18,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:18,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:18,784 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:18,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:18,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:18,788 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:18,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:18,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:18,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:18,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:18,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:18,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:18,871 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:18,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:18,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:18,874 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:18,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:18,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:18,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:18,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:18,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:18,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:18,956 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:18,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:18,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:18,959 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:18,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:18,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:18,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:18,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:19,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:19,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:19,040 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:19,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:19,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:19,044 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:19,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:19,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:19,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:19,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:19,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:19,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:19,127 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:19,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:19,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:19,131 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:19,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:19,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:19,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:19,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:19,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:19,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:19,211 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:19,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:19,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:19,215 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:19,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:19,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:19,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:19,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:19,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:19,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:19,309 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:19,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:19,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:19,312 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:19,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:19,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:19,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:19,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:19,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:19,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:19,391 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:19,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:19,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:19,395 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:19,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:19,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:19,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:19,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:19,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:19,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:19,475 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:19,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:19,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:19,478 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:19,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:19,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:19,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:19,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:19,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:19,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:19,561 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:19,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:19,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:19,564 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:19,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:19,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:19,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:19,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:19,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:19,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:19,644 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:19,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:19,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:19,647 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:19,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:19,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:19,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:19,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:19,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:19,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:19,729 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:19,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:19,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:19,733 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:19,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:19,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:19,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:19,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:19,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:19,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:19,814 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:19,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:19,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:19,818 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:19,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:19,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:19,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:19,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:19,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:19,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:19,898 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:19,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:19,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:19,901 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:19,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:19,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:19,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:19,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:19,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:19,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:19,983 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:19,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:19,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:19,987 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:19,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:19,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:19,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:20,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:20,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:20,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:20,068 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:20,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:20,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:20,071 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:20,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:20,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:20,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:20,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:20,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:20,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:20,152 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:20,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:20,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:20,155 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:20,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:20,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:20,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:20,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:20,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:20,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:20,238 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:20,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:20,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:20,241 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:20,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:20,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:20,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:20,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:20,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:20,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:20,322 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:20,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:20,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:20,325 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:20,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:20,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:20,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:20,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:20,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:20,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:20,407 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:20,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:20,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:20,411 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:20,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:20,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:20,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:20,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:20,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:20,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:20,494 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:20,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:20,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:20,498 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:20,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:20,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:20,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:20,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:20,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:20,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:20,587 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:20,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:20,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:20,591 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:20,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:20,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:20,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:20,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:20,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:20,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:20,672 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:20,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:20,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:20,675 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:20,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:20,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:20,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:20,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:20,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:20,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:20,757 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:20,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:20,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:20,761 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:20,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:20,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:20,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:20,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:20,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:20,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:20,842 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:20,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:20,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:20,845 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:20,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:20,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:20,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:20,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:20,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:20,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:20,928 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:20,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:20,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:20,932 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:20,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:20,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:20,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:20,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:20,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:20,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:21,013 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:21,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:21,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:21,017 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:21,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:21,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:21,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:21,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:21,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:21,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:21,099 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:21,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:21,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:21,103 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:21,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:21,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:21,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:21,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:21,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:21,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:21,188 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:21,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:21,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:21,191 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:21,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:21,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:21,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:21,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:21,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:21,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:21,273 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:21,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:21,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:21,277 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:21,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:21,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:21,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:21,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:21,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:21,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:21,360 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:21,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:21,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:21,364 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:21,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:21,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:21,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:21,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:21,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:21,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:21,448 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:21,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:21,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:21,452 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:21,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:21,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:21,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:21,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:21,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:21,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:21,535 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:21,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:21,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:21,545 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:21,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:21,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:21,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:21,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:21,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:21,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:21,628 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:21,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:21,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:21,631 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:21,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:21,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:21,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:21,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:21,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:21,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:21,715 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:21,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:21,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:21,718 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:21,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:21,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:21,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:21,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:21,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:21,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:21,799 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:21,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:21,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:21,802 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:21,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:21,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:21,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:21,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:21,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:21,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:21,886 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:21,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:21,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:21,890 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:21,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:21,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:21,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:21,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:21,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:21,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:21,972 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:21,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:21,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:21,976 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:21,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:21,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:21,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:22,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:22,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:22,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:22,057 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:22,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:22,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:22,060 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:22,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:22,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:22,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:22,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:22,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:22,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:22,144 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:22,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:22,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:22,148 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:22,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:22,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:22,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:22,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:22,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:22,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:22,231 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:22,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:22,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:22,234 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:22,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:22,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:22,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:22,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:22,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:22,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:22,315 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:22,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:22,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:22,318 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:22,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:22,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:22,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:22,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:22,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:22,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:22,401 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:22,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:22,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:22,404 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:22,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:22,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:22,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:22,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:22,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:22,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:22,484 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:22,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:22,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:22,487 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:22,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:22,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:22,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:22,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:22,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:22,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:22,570 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:22,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:22,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:22,574 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:22,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:22,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:22,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:22,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:22,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:22,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:22,655 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:22,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:22,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:22,659 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:22,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:22,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:22,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:22,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:22,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:22,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:22,739 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:22,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:22,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:22,742 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:22,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:22,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:22,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:22,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:22,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:22,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:22,825 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:22,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:22,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:22,828 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:22,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:22,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:22,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:22,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:22,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:22,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:22,910 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:22,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:22,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:22,913 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:22,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:22,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:22,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:22,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:22,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:22,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:22,994 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:22,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:22,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:22,998 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:22,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:22,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:22,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:23,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:23,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:23,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:23,081 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:23,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:23,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:23,084 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:23,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:23,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:23,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:23,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:23,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:23,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:23,165 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:23,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:23,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:23,169 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:23,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:23,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:23,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:23,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:23,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:23,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:23,251 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:23,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:23,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:23,255 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:23,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:23,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:23,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:23,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:23,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:23,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:23,337 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:23,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:23,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:23,341 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:23,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:23,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:23,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:23,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:23,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:23,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:23,422 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:23,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:23,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:23,426 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:23,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:23,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:23,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:23,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:23,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:23,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:23,509 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:23,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:23,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:23,512 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:23,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:23,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:23,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:23,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:23,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:23,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:23,594 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:23,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:23,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:23,597 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:23,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:23,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:23,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:23,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:23,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:23,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:23,679 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:23,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:23,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:23,683 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:23,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:23,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:23,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:23,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:23,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:23,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:23,767 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:23,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:23,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:23,770 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:23,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:23,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:23,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:23,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:23,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:23,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:23,859 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:23,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:23,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:23,863 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:23,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:23,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:23,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:23,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:23,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:23,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:23,945 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:23,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:23,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:23,949 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:23,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:23,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:23,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:23,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:23,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:23,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:24,031 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:24,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:24,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:24,034 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:24,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:24,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:24,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:24,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:24,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:24,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:24,115 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:24,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:24,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:24,118 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:24,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:24,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:24,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:24,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:24,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:24,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:24,200 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:24,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:24,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:24,203 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:24,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:24,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:24,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:24,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:24,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:24,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:24,285 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:24,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:24,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:24,289 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:24,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:24,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:24,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:24,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:24,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:24,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:24,369 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:24,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:24,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:24,372 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:24,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:24,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:24,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:24,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:24,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:24,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:24,456 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:24,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:24,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:24,460 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:24,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:24,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:24,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:24,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:24,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:24,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:24,541 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:24,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:24,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:24,545 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:24,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:24,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:24,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:24,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:24,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:24,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:24,627 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:24,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:24,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:24,631 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:24,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:24,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:24,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:24,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:24,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:24,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:24,714 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:24,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:24,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:24,718 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:24,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:24,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:24,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:24,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:24,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:24,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:24,800 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:24,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:24,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:24,803 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:24,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:24,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:24,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:24,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:24,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:24,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:24,885 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:24,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:24,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:24,889 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:24,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:24,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:24,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:24,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:24,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:24,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:24,972 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:24,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:24,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:24,976 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:24,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:24,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:24,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:25,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:25,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:25,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:25,057 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:25,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:25,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:25,061 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:25,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:25,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:25,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:25,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:25,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:25,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:25,144 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:25,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:25,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:25,148 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:25,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:25,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:25,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:25,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:25,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:25,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:25,232 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:25,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:25,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:25,236 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:25,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:25,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:25,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:25,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:25,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:25,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:25,317 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:25,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:25,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:25,321 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:25,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:25,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:25,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:25,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:25,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:25,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:25,405 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:25,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:25,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:25,409 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:25,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:25,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:25,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:25,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:25,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:25,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:25,492 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:25,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:25,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:25,496 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:25,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:25,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:25,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:25,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:25,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:25,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:25,577 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:25,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:25,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:25,581 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:25,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:25,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:25,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:25,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:25,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:25,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:25,667 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:25,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:25,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:25,670 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:25,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:25,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:25,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:25,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:25,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:25,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:25,754 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:25,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:25,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:25,757 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:25,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:25,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:25,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:25,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:25,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:25,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:25,839 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:25,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:25,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:25,843 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:25,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:25,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:25,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:25,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:25,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:25,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:25,926 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:25,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:25,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:25,929 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:25,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:25,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:25,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:25,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:25,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:25,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:26,010 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:26,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:26,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:26,014 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:26,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:26,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:26,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:26,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:26,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:26,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:26,105 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:26,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:26,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:26,108 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:26,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:26,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:26,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:26,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:26,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:26,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:26,188 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:26,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:26,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:26,192 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:26,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:26,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:26,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:26,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:26,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:26,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:26,271 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:26,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:26,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:26,275 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:26,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:26,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:26,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:26,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:26,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:26,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:26,357 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:26,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:26,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:26,360 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:26,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:26,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:26,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:26,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:26,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:26,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:26,441 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:26,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:26,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:26,444 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:26,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:26,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:26,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:26,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:26,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:26,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:26,526 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:26,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:26,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:26,530 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:26,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:26,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:26,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:26,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:26,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:26,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:26,612 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:26,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:26,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:26,615 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:26,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:26,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:26,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:26,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:26,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:26,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:26,696 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:26,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:26,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:26,700 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:26,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:26,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:26,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:26,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:26,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:26,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:26,782 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:26,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:26,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:26,786 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:26,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:26,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:26,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:26,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:26,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:26,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:26,868 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:26,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:26,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:26,871 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:26,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:26,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:26,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:26,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:26,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:26,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:26,952 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:26,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:26,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:26,955 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:26,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:26,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:26,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:26,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:27,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:27,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:27,038 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:27,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:27,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:27,042 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:27,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:27,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:27,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:27,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:27,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:27,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:27,123 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:27,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:27,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:27,126 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:27,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:27,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:27,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:27,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:27,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:27,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:27,208 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:27,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:27,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:32:27,212 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:32:27,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:27,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:27,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:27,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:27,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:27,264 INFO L286 TraceCheckSpWp]: Computing forward predicates...