./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/fermat2-ll_valuebound1.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_f446083c-e64a-4e44-8dd3-373590d08e7c/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f446083c-e64a-4e44-8dd3-373590d08e7c/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_f446083c-e64a-4e44-8dd3-373590d08e7c/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f446083c-e64a-4e44-8dd3-373590d08e7c/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/fermat2-ll_valuebound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f446083c-e64a-4e44-8dd3-373590d08e7c/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_f446083c-e64a-4e44-8dd3-373590d08e7c/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 3d5962362825282ae42e15c2becb997ecc48fe70f2dab3f327a660cebbeb623f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:37:20,962 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:37:20,967 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:37:21,000 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:37:21,001 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:37:21,002 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:37:21,004 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:37:21,007 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:37:21,009 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:37:21,010 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:37:21,012 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:37:21,014 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:37:21,014 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:37:21,016 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:37:21,017 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:37:21,019 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:37:21,020 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:37:21,021 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:37:21,024 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:37:21,026 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:37:21,028 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:37:21,033 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:37:21,035 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:37:21,036 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:37:21,040 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:37:21,041 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:37:21,041 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:37:21,042 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:37:21,043 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:37:21,044 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:37:21,045 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:37:21,046 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:37:21,047 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:37:21,048 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:37:21,050 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:37:21,050 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:37:21,051 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:37:21,051 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:37:21,052 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:37:21,053 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:37:21,054 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:37:21,055 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f446083c-e64a-4e44-8dd3-373590d08e7c/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:37:21,095 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:37:21,095 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:37:21,097 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:37:21,097 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:37:21,098 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:37:21,098 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:37:21,099 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:37:21,099 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:37:21,099 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:37:21,099 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:37:21,101 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:37:21,101 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:37:21,101 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:37:21,102 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:37:21,102 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:37:21,102 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:37:21,102 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:37:21,103 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:37:21,103 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:37:21,103 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:37:21,103 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:37:21,104 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:37:21,104 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:37:21,104 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:37:21,104 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:37:21,104 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:37:21,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:37:21,105 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:37:21,105 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_f446083c-e64a-4e44-8dd3-373590d08e7c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f446083c-e64a-4e44-8dd3-373590d08e7c/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d5962362825282ae42e15c2becb997ecc48fe70f2dab3f327a660cebbeb623f [2021-11-23 01:37:21,427 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:37:21,454 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:37:21,458 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:37:21,460 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:37:21,461 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:37:21,463 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f446083c-e64a-4e44-8dd3-373590d08e7c/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/nla-digbench-scaling/fermat2-ll_valuebound1.c [2021-11-23 01:37:21,567 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f446083c-e64a-4e44-8dd3-373590d08e7c/bin/ukojak-LBtLqBUTdQ/data/e7c6ec57b/d2eef4b427fe42d5b8c2734bca29c0ad/FLAG58b4f18cb [2021-11-23 01:37:22,137 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:37:22,140 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f446083c-e64a-4e44-8dd3-373590d08e7c/sv-benchmarks/c/nla-digbench-scaling/fermat2-ll_valuebound1.c [2021-11-23 01:37:22,151 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f446083c-e64a-4e44-8dd3-373590d08e7c/bin/ukojak-LBtLqBUTdQ/data/e7c6ec57b/d2eef4b427fe42d5b8c2734bca29c0ad/FLAG58b4f18cb [2021-11-23 01:37:22,486 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f446083c-e64a-4e44-8dd3-373590d08e7c/bin/ukojak-LBtLqBUTdQ/data/e7c6ec57b/d2eef4b427fe42d5b8c2734bca29c0ad [2021-11-23 01:37:22,488 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:37:22,494 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:37:22,498 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:37:22,498 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:37:22,503 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:37:22,504 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:37:22" (1/1) ... [2021-11-23 01:37:22,505 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b9c2159 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:22, skipping insertion in model container [2021-11-23 01:37:22,505 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:37:22" (1/1) ... [2021-11-23 01:37:22,513 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:37:22,527 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:37:22,674 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_f446083c-e64a-4e44-8dd3-373590d08e7c/sv-benchmarks/c/nla-digbench-scaling/fermat2-ll_valuebound1.c[524,537] [2021-11-23 01:37:22,700 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:37:22,708 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:37:22,722 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_f446083c-e64a-4e44-8dd3-373590d08e7c/sv-benchmarks/c/nla-digbench-scaling/fermat2-ll_valuebound1.c[524,537] [2021-11-23 01:37:22,730 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:37:22,743 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:37:22,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:22 WrapperNode [2021-11-23 01:37:22,744 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:37:22,745 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:37:22,745 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:37:22,745 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:37:22,752 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:22" (1/1) ... [2021-11-23 01:37:22,759 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:22" (1/1) ... [2021-11-23 01:37:22,780 INFO L137 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 43 [2021-11-23 01:37:22,780 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:37:22,781 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:37:22,781 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:37:22,781 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:37:22,789 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:22" (1/1) ... [2021-11-23 01:37:22,789 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:22" (1/1) ... [2021-11-23 01:37:22,791 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:22" (1/1) ... [2021-11-23 01:37:22,791 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:22" (1/1) ... [2021-11-23 01:37:22,795 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:22" (1/1) ... [2021-11-23 01:37:22,799 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:22" (1/1) ... [2021-11-23 01:37:22,800 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:22" (1/1) ... [2021-11-23 01:37:22,802 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:37:22,803 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:37:22,803 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:37:22,803 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:37:22,804 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:22" (1/1) ... [2021-11-23 01:37:22,812 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:37:22,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f446083c-e64a-4e44-8dd3-373590d08e7c/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:37:22,846 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f446083c-e64a-4e44-8dd3-373590d08e7c/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:37:22,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f446083c-e64a-4e44-8dd3-373590d08e7c/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:37:22,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:37:22,887 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 01:37:22,888 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 01:37:22,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:37:22,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:37:22,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:37:22,889 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 01:37:22,890 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 01:37:22,949 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:37:22,951 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:37:23,087 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:37:23,114 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:37:23,114 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 01:37:23,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:37:23 BoogieIcfgContainer [2021-11-23 01:37:23,117 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:37:23,118 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:37:23,118 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:37:23,130 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:37:23,130 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:37:23" (1/1) ... [2021-11-23 01:37:23,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:37:23,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:23,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2021-11-23 01:37:23,212 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2021-11-23 01:37:23,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:37:23,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:23,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:23,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:23,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 26 conjunts are in the unsatisfiable core [2021-11-23 01:37:23,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:24,414 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:02,855 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 38.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-23 01:38:03,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:03,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 25 states and 33 transitions. [2021-11-23 01:38:03,077 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2021-11-23 01:38:03,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:38:03,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:03,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:03,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:03,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 01:38:03,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:03,330 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:38:03,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:03,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 29 states and 39 transitions. [2021-11-23 01:38:03,594 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2021-11-23 01:38:03,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:03,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:03,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:03,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:03,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:03,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:03,867 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:04,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:04,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:04,131 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:04,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:04,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:04,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:04,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:04,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:04,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:04,329 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:04,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:04,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:04,345 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:04,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:04,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:04,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:04,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:04,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:04,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:04,537 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:04,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:04,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:04,566 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:04,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:04,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:04,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:04,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:04,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:04,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:04,750 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:04,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:04,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:04,767 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:04,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:04,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:04,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:04,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:04,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:04,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:04,967 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:04,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:04,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:04,982 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:04,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:04,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:04,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:05,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:05,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:05,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:05,161 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:05,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:05,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:05,175 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:05,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:05,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:05,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:05,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:05,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:05,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:05,362 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:05,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:05,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:05,386 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:05,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:05,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:05,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:05,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:05,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:05,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:05,544 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:05,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:05,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:05,573 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:05,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:05,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:05,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:05,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:05,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:05,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:05,729 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:05,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:05,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:05,744 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:05,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:05,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:05,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:05,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:05,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:05,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:05,899 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:05,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:05,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:05,914 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:05,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:05,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:05,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:05,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:05,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:05,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:06,074 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:06,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:06,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:06,088 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:06,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:06,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:06,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:06,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:06,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:06,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:06,243 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:06,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:06,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:06,258 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:06,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:06,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:06,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:06,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:06,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:06,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:06,403 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:06,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:06,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:06,417 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:06,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:06,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:06,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:06,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:06,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:06,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:06,574 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:06,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:06,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:06,597 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:06,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:06,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:06,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:06,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:06,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:06,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:06,754 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:06,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:06,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:06,769 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:06,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:06,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:06,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:06,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:06,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:06,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:06,924 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:06,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:06,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:06,940 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:06,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:06,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:06,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:06,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:06,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:06,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:07,086 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:07,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:07,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:07,099 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:07,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:07,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:07,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:07,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:07,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:07,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:07,240 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:07,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:07,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:07,255 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:07,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:07,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:07,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:07,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:07,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:07,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:07,398 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:07,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:07,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:07,412 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:07,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:07,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:07,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:07,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:07,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:07,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:07,560 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:07,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:07,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:07,575 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:07,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:07,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:07,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:07,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:07,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:07,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:07,719 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:07,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:07,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:07,734 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:07,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:07,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:07,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:07,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:07,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:07,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:07,892 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:07,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:07,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:07,911 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:07,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:07,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:07,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:07,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:07,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:07,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:08,054 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:08,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:08,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:08,070 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:08,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:08,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:08,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:08,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:08,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:08,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:08,217 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:08,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:08,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:08,232 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:08,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:08,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:08,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:08,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:08,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:08,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:08,375 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:08,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:08,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:08,391 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:08,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:08,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:08,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:08,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:08,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:08,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:08,523 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:08,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:08,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:08,544 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:08,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:08,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:08,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:08,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:08,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:08,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:08,685 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:08,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:08,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:08,701 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:08,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:08,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:08,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:08,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:08,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:08,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:08,852 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:08,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:08,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:08,867 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:08,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:08,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:08,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:08,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:08,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:08,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:08,999 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:09,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:09,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:09,014 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:09,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:09,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:09,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:09,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:09,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:09,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:09,156 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:09,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:09,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:09,185 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:09,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:09,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:09,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:09,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:09,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:09,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:09,315 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:09,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:09,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:09,333 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:09,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:09,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:09,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:09,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:09,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:09,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:09,464 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:09,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:09,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:09,479 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:09,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:09,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:09,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:09,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:09,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:09,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:09,614 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:09,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:09,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:09,646 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:09,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:09,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:09,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:09,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:09,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:09,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:09,779 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:09,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:09,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:09,794 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:09,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:09,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:09,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:09,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:09,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:09,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:09,928 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:09,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:09,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:09,944 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:09,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:09,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:09,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:09,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:09,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:09,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:10,079 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:10,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:10,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:10,097 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:10,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:10,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:10,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:10,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:10,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:10,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:10,237 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:10,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:10,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:10,255 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:10,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:10,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:10,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:10,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:10,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:10,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:10,394 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:10,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:10,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:10,412 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:10,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:10,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:10,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:10,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:10,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:10,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:10,541 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:10,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:10,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:10,556 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:10,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:10,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:10,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:10,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:10,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:10,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:10,701 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:10,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:10,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:10,716 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:10,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:10,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:10,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:10,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:10,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:10,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:10,859 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:10,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:10,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:10,874 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:10,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:10,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:10,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:10,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:10,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:10,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:11,006 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:11,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:11,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:11,022 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:11,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:11,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:11,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:11,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:11,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:11,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:11,163 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:11,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:11,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:11,178 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:11,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:11,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:11,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:11,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:11,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:11,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:11,305 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:11,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:11,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:11,319 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:11,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:11,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:11,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:11,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:11,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:11,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:11,448 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:11,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:11,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:11,463 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:11,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:11,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:11,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:11,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:11,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:11,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:11,595 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:11,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:11,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:11,611 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:11,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:11,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:11,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:11,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:11,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:11,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:11,747 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:11,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:11,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:11,762 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:11,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:11,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:11,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:11,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:11,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:11,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:11,890 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:11,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:11,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:11,907 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:11,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:11,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:11,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:11,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:11,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:11,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:12,034 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:12,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:12,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:12,050 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:12,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:12,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:12,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:12,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:12,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:12,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:12,187 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:12,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:12,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:12,204 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:12,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:12,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:12,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:12,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:12,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:12,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:12,348 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:12,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:12,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:12,365 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:12,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:12,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:12,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:12,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:12,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:12,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:12,496 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:12,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:12,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:12,512 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:12,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:12,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:12,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:12,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:12,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:12,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:12,642 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:12,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:12,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:12,659 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:12,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:12,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:12,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:12,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:12,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:12,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:12,786 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:12,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:12,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:12,803 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:12,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:12,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:12,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:12,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:12,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:12,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:12,937 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:12,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:12,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:12,954 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:12,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:12,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:12,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:12,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:12,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:12,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:13,097 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:13,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:13,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:13,113 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:13,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:13,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:13,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:13,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:13,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:13,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:13,242 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:13,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:13,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:13,259 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:13,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:13,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:13,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:13,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:13,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:13,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:13,387 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:13,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:13,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:13,405 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:13,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:13,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:13,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:13,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:13,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:13,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:13,533 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:13,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:13,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:13,550 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:13,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:13,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:13,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:13,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:13,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:13,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:13,685 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:13,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:13,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:13,702 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:13,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:13,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:13,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:13,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:13,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:13,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:13,835 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:13,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:13,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:13,847 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:13,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:13,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:13,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:13,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:13,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:13,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:13,971 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:13,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:13,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:13,990 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:13,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:13,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:13,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:14,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:14,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:14,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:14,106 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:14,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:14,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:14,123 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:14,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:14,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:14,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:14,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:14,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:14,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:14,254 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:14,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:14,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:14,272 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:14,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:14,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:14,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:14,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:14,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:14,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:14,402 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:14,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:14,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:14,439 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:14,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:14,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:14,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:14,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:14,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:14,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:14,565 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:14,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:14,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:14,582 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:14,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:14,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:14,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:14,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:14,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:14,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:14,702 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:14,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:14,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:14,720 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:14,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:14,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:14,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:14,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:14,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:14,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:14,865 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:14,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:14,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:14,883 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:14,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:14,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:14,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:14,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:14,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:14,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:15,019 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:15,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:15,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:15,038 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:15,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:15,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:15,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:15,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:15,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:15,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:15,166 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:15,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:15,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:15,184 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:15,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:15,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:15,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:15,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:15,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:15,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:15,314 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:15,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:15,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:15,334 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:15,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:15,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:15,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:15,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:15,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:15,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:15,465 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:15,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:15,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:15,483 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:15,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:15,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:15,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:15,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:15,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:15,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:15,632 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:15,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:15,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:15,652 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:15,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:15,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:15,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:15,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:15,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:15,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:15,781 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:15,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:15,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:15,799 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:15,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:15,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:15,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:15,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:15,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:15,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:15,942 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:15,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:15,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:15,956 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:15,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:15,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:15,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:15,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:15,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:15,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:16,083 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:16,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:16,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:16,102 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:16,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:16,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:16,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:16,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:16,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:16,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:16,241 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:16,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:16,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:16,255 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:16,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:16,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:16,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:16,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:16,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:16,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:16,386 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:16,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:16,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:16,422 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:16,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:16,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:16,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:16,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:16,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:16,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:16,560 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:16,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:16,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:16,579 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:16,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:16,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:16,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:16,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:16,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:16,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:16,718 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:16,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:16,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:16,731 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:16,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:16,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:16,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:16,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:16,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:16,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:16,879 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:16,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:16,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:16,898 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:16,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:16,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:16,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:16,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:16,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:16,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:17,015 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:17,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:17,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:17,033 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:17,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:17,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:17,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:17,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:17,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:17,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:17,165 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:17,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:17,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:17,186 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:17,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:17,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:17,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:17,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:17,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:17,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:17,305 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:17,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:17,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:17,326 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:17,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:17,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:17,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:17,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:17,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:17,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:17,460 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:17,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:17,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:17,486 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:17,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:17,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:17,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:17,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:17,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:17,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:17,604 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:17,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:17,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:17,618 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:17,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:17,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:17,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:17,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:17,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:17,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:17,748 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:17,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:17,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:17,761 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:17,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:17,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:17,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:17,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:17,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:17,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:17,897 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:17,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:17,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:17,916 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:17,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:17,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:17,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:17,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:17,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:17,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:18,029 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:18,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:18,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:18,058 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:18,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:18,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:18,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:18,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:18,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:18,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:18,187 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:18,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:18,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:18,200 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:18,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:18,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:18,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:18,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:18,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:18,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:18,344 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:18,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:18,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:18,359 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:18,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:18,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:18,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:18,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:18,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:18,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:18,495 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:18,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:18,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:18,515 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:18,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:18,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:18,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:18,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:18,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:18,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:18,620 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:18,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:18,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:18,642 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:18,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:18,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:18,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:18,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:18,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:18,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:18,778 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:18,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:18,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:18,791 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:18,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:18,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:18,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:18,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:18,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:18,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:18,929 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:18,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:18,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:18,949 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:18,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:18,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:18,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:18,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:18,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:18,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:19,058 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:19,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:19,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:19,080 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:19,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:19,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:19,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:19,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:19,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:19,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:19,199 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:19,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:19,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:19,212 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:19,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:19,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:19,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:19,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:19,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:19,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:19,345 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:19,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:19,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:19,366 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:19,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:19,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:19,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:19,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:19,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:19,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:19,486 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:19,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:19,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:19,507 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:19,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:19,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:19,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:19,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:19,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:19,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:19,642 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:19,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:19,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:19,658 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:19,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:19,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:19,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:19,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:19,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:19,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:19,787 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:19,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:19,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:19,813 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:19,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:19,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:19,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:19,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:19,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:19,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:19,964 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:19,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:19,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:19,985 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:19,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:19,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:19,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:20,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:20,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:20,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:20,136 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:20,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:20,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:20,156 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:20,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:20,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:20,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:20,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:20,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:20,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:20,294 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:20,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:20,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:20,316 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:20,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:20,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:20,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:20,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:20,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:20,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:20,445 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:20,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:20,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:20,477 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:20,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:20,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:20,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:20,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:20,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:20,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:20,610 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:20,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:20,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:20,630 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:20,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:20,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:20,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:20,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:20,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:20,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:20,765 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:20,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:20,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:20,787 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:20,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:20,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:20,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:20,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:20,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:20,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:20,925 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:20,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:20,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:20,950 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:20,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:20,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:20,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:20,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:20,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:20,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:21,081 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:21,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:21,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:21,099 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:21,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:21,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:21,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:21,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:21,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:21,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:21,243 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:21,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:21,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:21,260 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:21,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:21,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:21,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:21,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:21,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:21,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:21,388 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:21,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:21,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:21,410 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:21,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:21,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:21,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:21,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:21,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:21,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:21,525 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:21,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:21,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:21,547 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:21,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:21,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:21,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:21,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:21,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:21,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:21,670 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:21,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:21,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:21,691 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:21,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:21,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:21,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:21,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:21,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:21,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:21,811 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:21,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:21,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:21,833 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:21,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:21,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:21,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:21,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:21,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:21,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:21,959 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:21,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:21,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:21,981 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:21,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:21,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:21,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:22,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:22,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:22,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:22,112 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:22,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:22,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:22,133 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:22,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:22,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:22,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:22,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:22,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:22,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:22,256 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:22,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:22,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:22,281 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:22,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:22,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:22,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:22,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:22,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:22,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:22,411 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:22,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:22,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:22,427 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:22,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:22,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:22,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:22,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:22,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:22,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:22,572 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:22,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:22,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:22,597 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:22,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:22,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:22,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:22,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:22,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:22,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:22,736 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:22,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:22,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:22,751 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:22,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:22,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:22,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:22,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:22,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:22,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:22,877 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:22,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:22,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:22,895 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:22,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:22,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:22,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:22,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:22,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:22,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:23,010 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:23,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:23,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:23,025 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:23,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:23,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:23,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:23,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:23,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:23,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:23,128 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:23,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:23,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:23,144 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:23,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:23,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:23,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:23,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:23,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:23,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:23,283 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:23,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:23,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:23,298 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:23,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:23,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:23,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:23,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:23,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:23,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:23,409 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:23,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:23,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:23,424 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:23,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:23,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:23,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:23,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:23,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:23,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:23,571 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:23,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:23,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:23,600 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:23,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:23,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:23,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:23,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:23,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:23,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:23,714 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:23,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:23,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:23,737 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:23,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:23,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:23,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:23,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:23,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:23,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:23,851 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:23,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:23,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:23,867 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:23,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:23,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:23,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:23,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:23,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:23,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:23,970 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:23,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:23,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:23,985 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:23,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:23,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:23,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:24,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:24,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:24,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:24,099 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:24,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:24,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:24,114 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:24,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:24,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:24,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:24,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:24,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:24,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:24,215 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:24,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:24,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:24,230 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:24,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:24,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:24,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:24,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:24,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:24,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:24,330 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:24,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:24,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:24,346 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:24,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:24,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:24,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:24,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:24,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:24,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:24,454 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:24,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:24,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:24,470 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:24,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:24,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:24,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:24,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:24,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:24,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:24,577 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:24,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:24,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:24,592 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:24,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:24,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:24,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:24,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:24,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:24,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:24,702 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:24,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:24,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:24,721 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:24,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:24,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:24,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:24,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:24,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:24,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:24,843 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:24,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:24,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:24,859 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:24,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:24,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:24,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:24,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:24,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:24,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:24,991 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:25,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:25,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:25,007 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:25,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:25,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:25,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:25,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:25,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:25,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:25,146 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:25,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:25,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:25,170 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:25,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:25,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:25,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:25,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:25,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:25,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:25,301 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:25,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:25,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:25,326 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:25,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:25,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:25,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:25,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:25,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:25,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:25,452 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:25,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:25,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:25,471 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:25,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:25,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:25,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:25,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:25,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:25,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:25,579 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:25,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:25,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:25,597 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:25,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:25,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:25,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:25,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:25,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:25,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:25,710 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:25,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:25,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:25,726 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:25,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:25,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:25,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:25,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:25,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:25,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:25,860 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:25,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:25,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:25,885 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:25,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:25,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:25,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:25,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:25,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:25,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:25,998 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:26,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:26,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:26,014 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:26,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:26,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:26,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:26,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:26,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:26,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:26,126 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:26,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:26,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:26,145 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:26,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:26,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:26,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:26,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:26,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:26,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:26,276 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:26,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:26,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:26,291 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:26,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:26,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:26,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:26,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:26,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:26,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:26,412 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:26,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:26,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:26,442 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:26,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:26,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:26,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:26,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:26,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:26,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:26,551 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:26,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:26,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:26,567 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:26,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:26,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:26,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:26,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:26,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:26,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:26,695 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:26,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:26,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:26,726 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:26,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:26,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:26,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:26,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:26,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:26,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:26,843 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:26,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:26,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:26,861 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:26,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:26,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:26,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:26,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:26,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:26,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:26,984 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:26,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:27,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:27,000 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:27,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:27,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:27,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:27,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:27,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:27,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:27,123 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:27,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:27,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:27,139 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:27,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:27,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:27,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:27,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:27,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:27,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:27,247 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:27,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:27,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:27,264 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:27,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:27,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:27,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:27,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:27,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:27,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:27,365 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:27,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:27,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:27,382 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:27,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:27,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:27,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:27,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:27,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:27,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:27,486 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:27,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:27,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:27,503 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:27,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:27,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:27,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:27,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:27,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:27,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:27,638 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:27,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:27,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:27,655 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:27,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:27,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:27,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:27,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:27,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:27,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:27,772 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:27,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:27,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:27,789 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:27,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:27,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:27,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:27,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:27,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:27,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:27,887 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:27,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:27,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:27,904 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:27,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:27,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:27,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:27,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:27,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:27,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:28,003 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:28,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:28,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:28,022 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:28,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:28,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:28,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:28,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:28,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:28,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:28,153 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:28,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:28,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:28,170 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:28,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:28,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:28,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:28,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:28,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:28,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:28,277 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:28,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:28,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:28,294 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:28,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:28,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:28,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:28,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:28,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:28,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:28,404 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:28,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:28,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:28,422 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:28,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:28,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:28,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:28,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:28,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:28,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:28,555 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:28,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:28,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:28,572 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:28,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:28,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:28,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:28,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:28,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:28,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:28,693 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:28,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:28,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:28,725 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:28,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:28,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:28,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:28,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:28,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:28,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:28,840 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:28,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:28,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:28,866 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:28,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:28,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:28,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:28,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:28,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:28,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:28,980 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:29,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:29,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:29,006 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:29,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:29,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:29,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:29,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:29,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:29,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:29,114 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:29,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:29,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:29,132 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:29,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:29,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:29,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:29,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:29,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:29,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:29,259 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:29,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:29,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:29,277 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:29,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:29,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:29,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:29,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:29,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:29,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:29,386 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:29,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:29,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:29,404 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:29,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:29,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:29,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:29,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:29,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:29,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:29,527 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:29,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:29,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:29,554 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:29,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:29,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:29,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:29,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:29,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:29,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:29,682 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:29,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:29,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:29,709 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:29,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:29,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:29,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:29,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:29,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:29,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:29,832 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:29,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:29,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:29,859 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:29,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:29,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:29,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:29,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:29,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:29,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:29,972 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:29,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:29,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:29,994 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:29,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:29,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:29,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:30,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:30,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:30,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:30,094 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:30,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:30,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:30,124 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:30,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:30,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:30,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:30,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:30,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:30,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:30,223 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:30,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:30,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:30,244 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:30,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:30,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:30,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:30,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:30,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:30,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:30,377 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:30,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:30,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:30,406 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:30,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:30,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:30,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:30,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:30,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:30,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:30,513 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:30,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:30,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:30,531 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:30,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:30,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:30,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:30,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:30,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:30,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:30,647 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:30,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:30,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:30,665 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:30,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:30,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:30,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:30,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:30,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:30,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:30,779 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:30,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:30,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:30,798 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:30,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:30,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:30,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:30,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:30,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:30,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:30,903 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:30,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:30,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:30,921 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:30,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:30,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:30,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:30,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:30,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:30,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:31,052 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:31,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:31,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:31,071 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:31,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:31,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:31,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:31,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:31,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:31,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:31,202 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:31,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:31,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:31,231 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:31,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:31,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:31,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:31,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:31,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:31,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:31,343 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:31,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:31,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:31,361 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:31,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:31,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:31,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:31,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:31,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:31,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:31,473 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:31,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:31,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:31,493 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:31,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:31,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:31,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:31,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:31,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:31,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:31,595 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:31,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:31,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:31,614 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:31,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:31,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:31,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:31,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:31,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:31,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:31,724 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:31,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:31,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:31,748 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:31,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:31,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:31,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:31,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:31,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:31,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:31,864 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:31,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:31,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:31,895 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:31,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:31,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:31,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:31,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:31,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:31,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:32,024 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:32,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:32,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:32,058 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:32,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:32,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:32,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:32,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:32,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:32,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:32,192 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:32,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:32,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:32,214 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:32,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:32,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:32,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:32,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:32,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:32,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:32,320 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:32,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:32,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:32,340 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:32,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:32,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:32,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:32,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:32,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:32,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:32,445 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:32,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:32,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:32,464 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:32,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:32,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:32,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:32,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:32,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:32,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:32,564 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:32,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:32,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:32,583 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:32,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:32,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:32,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:32,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:32,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:32,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:32,741 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:32,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:32,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:32,771 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:32,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:32,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:32,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:32,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:32,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:32,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:32,910 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:32,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:32,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:32,940 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:32,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:32,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:32,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:32,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:32,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:32,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:33,061 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:33,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:33,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:33,080 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:33,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:33,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:33,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:33,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:33,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:33,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:33,206 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:33,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:33,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:33,231 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:33,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:33,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:33,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:33,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:33,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:33,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:33,344 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:33,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:33,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:33,364 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:33,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:33,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:33,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:33,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:33,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:33,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:33,469 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:33,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:33,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:33,489 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:33,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:33,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:33,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:33,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:33,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:33,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:33,588 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:33,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:33,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:33,608 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:33,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:33,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:33,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:33,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:33,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:33,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:33,712 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:33,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:33,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:33,732 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:33,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:33,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:33,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:33,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:33,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:33,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:33,862 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:33,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:33,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:33,893 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:33,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:33,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:33,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:33,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:33,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:33,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:34,026 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:34,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:34,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:34,057 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:34,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:34,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:34,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:34,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:34,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:34,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:34,184 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:34,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:34,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:34,204 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:34,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:34,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:34,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:34,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:34,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:34,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:34,342 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:34,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:34,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:34,377 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:34,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:34,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:34,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:34,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:34,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:34,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:34,491 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:34,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:34,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:34,515 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:34,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:34,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:34,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:34,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:34,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:34,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:34,620 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:34,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:34,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:34,640 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:34,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:34,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:34,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:34,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:34,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:34,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:34,741 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:34,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:34,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:34,761 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:34,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:34,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:34,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:34,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:34,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:34,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:34,872 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:34,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:34,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:34,892 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:34,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:34,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:34,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:34,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:34,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:34,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:35,014 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:35,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:35,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:35,035 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:35,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:35,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:35,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:35,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:35,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:35,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:35,138 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:35,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:35,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:35,158 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:35,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:35,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:35,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:35,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:35,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:35,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:35,279 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:35,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:35,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:35,299 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:35,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:35,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:35,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:35,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:35,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:35,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:35,427 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:35,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:35,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:35,460 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:35,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:35,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:35,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:35,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:35,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:35,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:35,574 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:35,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:35,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:35,606 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:35,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:35,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:35,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:35,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:35,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:35,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:35,719 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:35,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:35,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:35,750 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:35,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:35,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:35,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:35,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:35,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:35,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:35,857 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:35,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:35,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:35,878 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:35,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:35,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:35,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:35,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:35,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:35,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:35,983 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:36,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:36,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:36,004 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:36,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:36,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:36,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:36,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:36,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:36,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:36,104 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:36,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:36,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:36,124 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:36,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:36,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:36,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:36,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:36,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:36,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:36,265 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:36,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:36,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:36,285 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:36,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:36,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:36,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:36,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:36,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:36,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:36,396 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:36,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:36,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:36,417 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:36,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:36,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:36,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:36,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:36,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:36,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:36,524 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:36,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:36,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:36,545 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:36,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:36,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:36,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:36,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:36,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:36,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:36,656 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:36,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:36,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:36,682 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:36,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:36,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:36,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:36,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:36,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:36,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:36,787 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:36,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:36,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:36,808 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:36,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:36,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:36,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:36,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:36,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:36,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:36,919 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:36,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:36,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:36,941 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:36,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:36,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:36,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:36,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:36,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:36,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:37,040 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:37,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:37,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:37,062 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:37,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:37,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:37,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:37,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:37,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:37,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:37,180 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:37,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:37,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:37,201 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:37,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:37,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:37,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:37,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:37,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:37,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:37,327 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:37,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:37,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:37,349 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:37,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:37,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:37,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:37,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:37,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:37,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:37,454 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:37,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:37,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:37,475 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:37,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:37,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:37,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:37,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:37,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:37,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:37,602 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:37,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:37,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:37,642 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:37,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:37,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:37,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:37,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:37,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:37,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:37,755 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:37,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:37,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:37,790 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:37,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:37,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:37,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:37,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:37,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:37,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:37,904 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:37,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:37,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:37,938 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:37,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:37,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:37,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:37,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:37,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:37,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:38,052 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:38,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:38,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:38,085 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:38,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:38,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:38,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:38,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:38,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:38,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:38,201 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:38,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:38,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:38,236 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:38,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:38,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:38,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:38,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:38,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:38,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:38,343 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:38,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:38,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:38,364 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:38,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:38,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:38,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:38,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:38,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:38,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:38,514 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:38,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:38,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:38,541 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:38,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:38,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:38,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:38,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:38,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:38,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:38,661 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:38,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:38,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:38,683 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:38,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:38,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:38,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:38,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:38,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:38,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:38,784 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:38,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:38,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:38,808 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:38,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:38,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:38,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:38,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:38,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:38,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:38,912 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:38,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:38,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:38,934 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:38,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:38,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:38,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:38,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:38,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:38,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:39,059 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:39,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:39,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:39,087 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:39,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:39,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:39,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:39,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:39,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:39,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:39,186 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:39,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:39,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:39,213 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:39,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:39,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:39,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:39,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:39,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:39,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:39,319 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:39,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:39,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:39,342 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:39,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:39,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:39,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:39,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:39,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:39,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:39,477 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:39,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:39,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:39,505 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:39,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:39,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:39,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:39,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:39,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:39,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:39,626 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:39,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:39,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:39,649 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:39,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:39,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:39,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:39,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:39,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:39,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:39,766 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:39,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:39,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:39,789 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:39,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:39,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:39,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:39,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:39,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:39,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:39,893 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:39,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:39,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:39,916 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:39,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:39,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:39,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:39,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:39,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:39,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:40,038 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:40,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:40,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:40,062 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:40,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:40,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:40,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:40,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:40,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:40,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:40,166 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:40,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:40,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:40,190 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:40,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:40,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:40,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:40,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:40,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:40,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:40,295 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:40,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:40,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:40,319 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:40,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:40,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:40,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:40,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:40,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:40,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:40,458 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:40,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:40,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:40,498 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:40,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:40,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:40,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:40,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:40,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:40,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:40,627 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:40,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:40,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:40,651 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:40,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:40,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:40,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:40,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:40,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:40,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:40,758 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:40,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:40,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:40,782 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:40,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:40,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:40,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:40,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:40,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:40,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:40,911 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:40,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:40,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:40,937 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:40,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:40,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:40,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:40,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:40,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:40,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:41,046 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:41,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:41,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:41,070 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:41,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:41,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:41,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:41,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:41,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:41,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:41,176 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:41,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:41,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:41,200 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:41,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:41,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:41,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:41,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:41,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:41,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:41,314 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:41,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:41,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:41,339 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:41,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:41,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:41,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:41,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:41,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:41,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:41,510 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:41,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:41,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:41,547 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:41,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:41,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:41,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:41,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:41,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:41,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:41,677 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:41,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:41,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:41,702 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:41,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:41,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:41,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:41,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:41,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:41,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:41,807 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:41,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:41,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:41,832 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:41,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:41,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:41,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:41,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:41,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:41,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:41,935 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:41,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:41,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:41,965 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:41,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:41,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:41,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:41,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:41,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:41,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:42,089 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:42,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:42,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:42,114 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:42,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:42,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:42,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:42,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:42,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:42,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:42,230 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:42,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:42,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:42,255 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:42,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:42,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:42,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:42,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:42,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:42,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:42,365 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:42,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:42,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:42,390 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:42,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:42,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:42,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:42,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:42,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:42,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:42,497 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:42,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:42,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:42,522 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:42,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:42,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:42,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:42,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:42,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:42,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:42,642 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:42,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:42,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:42,667 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:42,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:42,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:42,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:42,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:42,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:42,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:42,790 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:42,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:42,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:42,814 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:42,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:42,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:42,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:42,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:42,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:42,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:42,922 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:42,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:42,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:42,947 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:42,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:42,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:42,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:42,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:42,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:42,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:43,068 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:43,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:43,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:43,094 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:43,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:43,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:43,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:43,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:43,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:43,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:43,224 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:43,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:43,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:43,250 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:43,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:43,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:43,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:43,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:43,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:43,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:43,363 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:43,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:43,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 43 transitions. [2021-11-23 01:38:43,388 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:38:43,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:43,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:43,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:43,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:43,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:38:43,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:43,546 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:54,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:54,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:38:54,191 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:38:54,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:54,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:54,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:54,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:54,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:54,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:54,315 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:54,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:54,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:38:54,357 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:38:54,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:54,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:54,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:54,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:54,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:54,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:54,500 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:54,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:54,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:38:54,540 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:38:54,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:54,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:54,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:54,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:54,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:54,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:54,660 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:54,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:54,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:38:54,700 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:38:54,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:54,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:54,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:54,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:54,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:54,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:54,819 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:54,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:54,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:38:54,861 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:38:54,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:54,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:54,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:54,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:54,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:54,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:54,995 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:55,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:55,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:38:55,036 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:38:55,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:55,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:55,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:55,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:55,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:55,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:55,152 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:55,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:55,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:38:55,183 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:38:55,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:55,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:55,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:55,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:55,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:55,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:55,292 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:55,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:55,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:38:55,320 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:38:55,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:55,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:55,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:55,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:55,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:55,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:55,431 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:55,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:55,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:38:55,468 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:38:55,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:55,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:55,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:55,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:55,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:55,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:55,572 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:55,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:55,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:38:55,598 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:38:55,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:55,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:55,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:55,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:55,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:55,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:55,703 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:55,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:55,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:38:55,730 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:38:55,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:55,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:55,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:55,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:55,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:55,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:55,842 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:55,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:55,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:38:55,869 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:38:55,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:55,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:55,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:55,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:55,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:55,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:55,976 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:56,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:56,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:38:56,003 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:38:56,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:56,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:56,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:56,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:56,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:56,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:56,114 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:56,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:56,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:38:56,141 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:38:56,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:56,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:56,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:56,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:56,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:56,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:56,272 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:56,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:56,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:38:56,302 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:38:56,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:56,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:56,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:56,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:56,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:56,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:56,436 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:56,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:56,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:38:56,477 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:38:56,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:56,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:56,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:56,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:56,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:56,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:56,603 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:56,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:56,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:38:56,644 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:38:56,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:56,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:56,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:56,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:56,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:56,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:56,760 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:56,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:56,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:38:56,795 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:38:56,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:56,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:56,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:56,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:56,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:56,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:56,926 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:56,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:56,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:38:56,952 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:38:56,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:56,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:56,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:56,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:56,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:56,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:57,086 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:57,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:57,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:38:57,127 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:38:57,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:57,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:57,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:57,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:57,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:57,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:57,249 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:57,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:57,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:38:57,297 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:38:57,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:57,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:57,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:57,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:57,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:57,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:57,421 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:57,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:57,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:38:57,458 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:38:57,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:57,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:57,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:57,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:57,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:57,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:57,565 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:57,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:57,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:38:57,593 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:38:57,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:57,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:57,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:57,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:57,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:57,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:57,700 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:57,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:57,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:38:57,727 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:38:57,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:57,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:57,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:57,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:57,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:57,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:57,840 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:57,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:57,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:38:57,867 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:38:57,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:57,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:57,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:57,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:57,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:57,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:57,971 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:57,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:57,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:38:57,998 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:38:57,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:57,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:57,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:58,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:58,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:58,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:58,102 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:58,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:58,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:38:58,129 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:38:58,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:58,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:58,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:58,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:58,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:58,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:58,238 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:58,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:58,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:38:58,265 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:38:58,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:58,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:58,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:58,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:58,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:58,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:58,402 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:58,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:58,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:38:58,429 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:38:58,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:58,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:58,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:58,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:58,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:58,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:58,562 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:58,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:58,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:38:58,604 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:38:58,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:58,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:58,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:58,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:58,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:58,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:58,729 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:58,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:58,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:38:58,764 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:38:58,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:58,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:58,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:58,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:58,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:58,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:58,871 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:58,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:58,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:38:58,899 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:38:58,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:58,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:58,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:58,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:58,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:58,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:59,003 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:59,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:59,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:38:59,030 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:38:59,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:59,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:59,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:59,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:59,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:59,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:59,153 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:59,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:59,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:38:59,182 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:38:59,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:59,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:59,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:59,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:59,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:59,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:59,292 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:59,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:59,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:38:59,321 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:38:59,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:59,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:59,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:59,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:59,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:59,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:59,426 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:59,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:59,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:38:59,453 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:38:59,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:59,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:59,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:59,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:59,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:59,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:59,591 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:59,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:59,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:38:59,634 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:38:59,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:59,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:59,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:59,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:59,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:59,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:59,754 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:59,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:59,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:38:59,796 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:38:59,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:59,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:59,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:59,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:59,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:59,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:59,924 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:38:59,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:59,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:38:59,964 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:38:59,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:59,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:59,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:59,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:59,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:38:59,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:00,080 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:00,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:00,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:00,109 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:00,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:00,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:00,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:00,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:00,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:00,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:00,216 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:00,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:00,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:00,244 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:00,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:00,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:00,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:00,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:00,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:00,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:00,373 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:00,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:00,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:00,400 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:00,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:00,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:00,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:00,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:00,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:00,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:00,519 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:00,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:00,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:00,552 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:00,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:00,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:00,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:00,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:00,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:00,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:00,657 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:00,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:00,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:00,685 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:00,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:00,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:00,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:00,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:00,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:00,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:00,790 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:00,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:00,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:00,818 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:00,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:00,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:00,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:00,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:00,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:00,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:00,961 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:01,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:01,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:01,003 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:01,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:01,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:01,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:01,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:01,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:01,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:01,119 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:01,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:01,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:01,161 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:01,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:01,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:01,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:01,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:01,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:01,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:01,266 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:01,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:01,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:01,295 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:01,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:01,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:01,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:01,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:01,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:01,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:01,407 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:01,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:01,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:01,436 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:01,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:01,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:01,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:01,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:01,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:01,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:01,552 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:01,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:01,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:01,581 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:01,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:01,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:01,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:01,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:01,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:01,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:01,686 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:01,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:01,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:01,715 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:01,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:01,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:01,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:01,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:01,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:01,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:01,833 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:01,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:01,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:01,861 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:01,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:01,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:01,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:01,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:01,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:01,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:01,966 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:01,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:01,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:01,995 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:01,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:01,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:01,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:02,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:02,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:02,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:02,099 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:02,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:02,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:02,128 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:02,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:02,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:02,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:02,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:02,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:02,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:02,238 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:02,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:02,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:02,266 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:02,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:02,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:02,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:02,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:02,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:02,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:02,369 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:02,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:02,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:02,398 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:02,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:02,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:02,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:02,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:02,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:02,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:02,512 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:02,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:02,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:02,541 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:02,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:02,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:02,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:02,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:02,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:02,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:02,651 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:02,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:02,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:02,680 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:02,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:02,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:02,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:02,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:02,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:02,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:02,816 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:02,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:02,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:02,845 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:02,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:02,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:02,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:02,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:02,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:02,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:02,958 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:02,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:02,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:02,987 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:02,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:02,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:02,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:03,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:03,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:03,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:03,098 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:03,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:03,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:03,127 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:03,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:03,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:03,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:03,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:03,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:03,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:03,235 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:03,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:03,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:03,266 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:03,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:03,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:03,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:03,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:03,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:03,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:03,371 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:03,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:03,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:03,401 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:03,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:03,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:03,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:03,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:03,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:03,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:03,509 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:03,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:03,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:03,538 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:03,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:03,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:03,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:03,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:03,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:03,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:03,643 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:03,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:03,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:03,672 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:03,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:03,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:03,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:03,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:03,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:03,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:03,777 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:03,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:03,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:03,807 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:03,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:03,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:03,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:03,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:03,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:03,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:03,914 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:03,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:03,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:03,943 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:03,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:03,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:03,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:03,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:03,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:03,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:04,048 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:04,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:04,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:04,078 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:04,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:04,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:04,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:04,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:04,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:04,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:04,197 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:04,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:04,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:04,227 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:04,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:04,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:04,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:04,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:04,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:04,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:04,380 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:04,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:04,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:04,426 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:04,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:04,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:04,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:04,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:04,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:04,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:04,542 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:04,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:04,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:04,579 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:04,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:04,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:04,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:04,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:04,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:04,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:04,697 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:04,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:04,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:04,727 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:04,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:04,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:04,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:04,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:04,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:04,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:04,842 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:04,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:04,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:04,872 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:04,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:04,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:04,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:04,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:04,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:04,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:04,980 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:05,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:05,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:05,010 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:05,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:05,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:05,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:05,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:05,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:05,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:05,117 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:05,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:05,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:05,147 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:05,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:05,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:05,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:05,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:05,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:05,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:05,266 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:05,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:05,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:05,297 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:05,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:05,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:05,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:05,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:05,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:05,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:05,403 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:05,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:05,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:05,434 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:05,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:05,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:05,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:05,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:05,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:05,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:05,541 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:05,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:05,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:05,575 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:05,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:05,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:05,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:05,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:05,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:05,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:05,710 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:05,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:05,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:05,756 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:05,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:05,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:05,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:05,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:05,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:05,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:05,871 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:05,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:05,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:05,902 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:05,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:05,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:05,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:05,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:05,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:05,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:06,044 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:06,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:06,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:06,095 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:06,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:06,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:06,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:06,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:06,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:06,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:06,219 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:06,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:06,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:06,266 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:06,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:06,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:06,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:06,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:06,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:06,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:06,378 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:06,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:06,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:06,409 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:06,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:06,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:06,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:06,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:06,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:06,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:06,515 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:06,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:06,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:06,549 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:06,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:06,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:06,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:06,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:06,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:06,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:06,657 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:06,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:06,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:06,688 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:06,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:06,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:06,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:06,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:06,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:06,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:06,794 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:06,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:06,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:06,825 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:06,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:06,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:06,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:06,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:06,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:06,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:06,935 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:06,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:06,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:06,969 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:06,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:06,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:06,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:06,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:06,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:06,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:07,083 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:07,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:07,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:07,117 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:07,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:07,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:07,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:07,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:07,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:07,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:07,265 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:07,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:07,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:07,301 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:07,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:07,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:07,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:07,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:07,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:07,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:07,444 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:07,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:07,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:07,482 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:07,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:07,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:07,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:07,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:07,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:07,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:07,595 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:07,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:07,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:07,626 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:07,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:07,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:07,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:07,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:07,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:07,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:07,734 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:07,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:07,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:07,765 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:07,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:07,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:07,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:07,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:07,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:07,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:07,875 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:07,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:07,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:07,906 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:07,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:07,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:07,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:07,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:07,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:07,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:08,013 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:08,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:08,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:08,044 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:08,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:08,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:08,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:08,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:08,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:08,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:08,151 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:08,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:08,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:08,183 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:08,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:08,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:08,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:08,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:08,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:08,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:08,292 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:08,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:08,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:08,323 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:08,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:08,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:08,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:08,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:08,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:08,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:08,430 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:08,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:08,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:08,462 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:08,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:08,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:08,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:08,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:08,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:08,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:08,572 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:08,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:08,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:08,604 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:08,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:08,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:08,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:08,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:08,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:08,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:08,755 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:08,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:08,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:08,805 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:08,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:08,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:08,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:08,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:08,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:08,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:08,916 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:08,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:08,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:08,948 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:08,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:08,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:08,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:08,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:08,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:08,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:09,079 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:09,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:09,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:09,115 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:09,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:09,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:09,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:09,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:09,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:09,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:09,233 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:09,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:09,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:09,265 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:09,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:09,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:09,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:09,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:09,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:09,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:09,371 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:09,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:09,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:09,403 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:09,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:09,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:09,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:09,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:09,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:09,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:09,509 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:09,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:09,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:09,544 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:09,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:09,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:09,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:09,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:09,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:09,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:09,650 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:09,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:09,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:09,682 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:09,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:09,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:09,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:09,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:09,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:09,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:09,788 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:09,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:09,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:09,821 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:09,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:09,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:09,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:09,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:09,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:09,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:09,930 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:09,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:09,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:09,964 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:09,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:09,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:09,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:09,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:09,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:09,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:10,089 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:10,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:10,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:10,122 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:10,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:10,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:10,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:10,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:10,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:10,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:10,230 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:10,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:10,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:10,263 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:10,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:10,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:10,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:10,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:10,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:10,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:10,404 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:10,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:10,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:10,455 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:10,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:10,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:10,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:10,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:10,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:10,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:10,578 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:10,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:10,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:10,611 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:10,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:10,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:10,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:10,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:10,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:10,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:10,725 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:10,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:10,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:10,758 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:10,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:10,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:10,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:10,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:10,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:10,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:10,880 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:10,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:10,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:10,915 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:10,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:10,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:10,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:10,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:10,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:10,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:11,024 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:11,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:11,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:11,058 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:11,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:11,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:11,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:11,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:11,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:11,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:11,165 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:11,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:11,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:11,202 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:11,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:11,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:11,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:11,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:11,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:11,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:11,308 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:11,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:11,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:11,341 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:11,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:11,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:11,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:11,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:11,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:11,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:11,446 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:11,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:11,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:11,479 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:11,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:11,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:11,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:11,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:11,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:11,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:11,585 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:11,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:11,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:11,623 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:11,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:11,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:11,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:11,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:11,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:11,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:11,754 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:11,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:11,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:11,794 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:11,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:11,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:11,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:11,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:11,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:11,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:11,900 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:11,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:11,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:11,933 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:11,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:11,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:11,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:11,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:11,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:11,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:12,062 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:12,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:12,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:12,116 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:12,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:12,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:12,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:12,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:12,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:12,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:12,244 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:12,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:12,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:12,278 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:12,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:12,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:12,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:12,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:12,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:12,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:12,384 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:12,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:12,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:12,417 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:12,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:12,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:12,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:12,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:12,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:12,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:12,532 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:12,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:12,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:12,572 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:12,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:12,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:12,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:12,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:12,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:12,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:12,685 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:12,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:12,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:12,720 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:12,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:12,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:12,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:12,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:12,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:12,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:12,827 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:12,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:12,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:12,862 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:12,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:12,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:12,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:12,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:12,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:12,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:12,969 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:13,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:13,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:13,008 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:13,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:13,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:13,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:13,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:13,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:13,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:13,114 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:13,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:13,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:13,149 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:13,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:13,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:13,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:13,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:13,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:13,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:13,269 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:13,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:13,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:13,304 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:13,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:13,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:13,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:13,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:13,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:13,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:13,430 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:13,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:13,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:13,468 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:13,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:13,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:13,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:13,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:13,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:13,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:13,584 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:13,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:13,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:13,631 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:13,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:13,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:13,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:13,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:13,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:13,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:13,783 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:13,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:13,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:13,837 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:13,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:13,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:13,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:13,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:13,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:13,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:13,979 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:14,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:14,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:14,027 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:14,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:14,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:14,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:14,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:14,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:14,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:14,137 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:14,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:14,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:14,173 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:14,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:14,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:14,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:14,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:14,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:14,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:14,280 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:14,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:14,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:14,317 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:14,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:14,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:14,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:14,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:14,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:14,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:14,423 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:14,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:14,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:14,459 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:14,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:14,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:14,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:14,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:14,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:14,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:14,565 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:14,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:14,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:14,605 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:14,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:14,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:14,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:14,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:14,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:14,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:14,711 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:14,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:14,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:14,747 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:14,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:14,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:14,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:14,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:14,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:14,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:14,853 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:14,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:14,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:14,889 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:14,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:14,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:14,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:14,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:14,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:14,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:15,011 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:15,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:15,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:15,049 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:15,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:15,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:15,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:15,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:15,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:15,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:15,162 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:15,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:15,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:15,197 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:15,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:15,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:15,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:15,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:15,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:15,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:15,303 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:15,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:15,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:15,338 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:15,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:15,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:15,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:15,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:15,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:15,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:15,474 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:15,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:15,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:15,509 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:15,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:15,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:15,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:15,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:15,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:15,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:15,621 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:15,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:15,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:15,655 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:15,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:15,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:15,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:15,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:15,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:15,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:15,762 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:15,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:15,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:15,797 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:15,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:15,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:15,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:15,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:15,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:15,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:15,904 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:15,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:15,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:15,939 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:15,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:15,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:15,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:15,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:15,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:15,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:16,046 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:16,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:16,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:16,084 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:16,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:16,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:16,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:16,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:16,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:16,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:16,234 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:16,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:16,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:16,289 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:16,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:16,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:16,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:16,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:16,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:16,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:16,433 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:16,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:16,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:16,488 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:16,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:16,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:16,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:16,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:16,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:16,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:16,621 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:16,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:16,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:16,659 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:16,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:16,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:16,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:16,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:16,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:16,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:16,766 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:16,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:16,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:16,801 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:16,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:16,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:16,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:16,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:16,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:16,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:16,949 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:17,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:17,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:17,002 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:17,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:17,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:17,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:17,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:17,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:17,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:17,149 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:17,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:17,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:17,207 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:17,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:17,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:17,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:17,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:17,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:17,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:17,355 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:17,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:17,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:17,412 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:17,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:17,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:17,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:17,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:17,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:17,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:17,549 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:17,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:17,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:17,586 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:17,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:17,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:17,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:17,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:17,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:17,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:17,694 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:17,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:17,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:17,739 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:17,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:17,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:17,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:17,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:17,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:17,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:17,852 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:17,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:17,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:17,901 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:17,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:17,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:17,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:17,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:17,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:17,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:18,008 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:18,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:18,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:18,046 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:18,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:18,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:18,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:18,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:18,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:18,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:18,153 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:18,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:18,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:18,191 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:18,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:18,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:18,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:18,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:18,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:18,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:18,303 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:18,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:18,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:18,344 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:18,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:18,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:18,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:18,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:18,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:18,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:18,451 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:18,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:18,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:18,490 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:18,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:18,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:18,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:18,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:18,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:18,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:18,607 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:18,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:18,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:18,645 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:18,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:18,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:18,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:18,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:18,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:18,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:18,772 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:18,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:18,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:18,838 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:18,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:18,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:18,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:18,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:18,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:18,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:18,950 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:18,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:18,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:18,988 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:18,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:18,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:18,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:19,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:19,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:19,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:19,108 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:19,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:19,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:19,147 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:19,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:19,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:19,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:19,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:19,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:19,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:19,259 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:19,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:19,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:19,297 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:19,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:19,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:19,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:19,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:19,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:19,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:19,409 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:19,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:19,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:19,447 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:19,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:19,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:19,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:19,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:19,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:19,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:19,555 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:19,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:19,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:19,593 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:19,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:19,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:19,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:19,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:19,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:19,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:19,713 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:19,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:19,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:19,752 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:19,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:19,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:19,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:19,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:19,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:19,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:19,908 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:19,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:19,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:19,967 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:19,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:19,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:19,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:19,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:19,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:19,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:20,107 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:20,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:20,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:20,152 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:20,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:20,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:20,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:20,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:20,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:20,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:20,265 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:20,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:20,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:20,302 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:20,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:20,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:20,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:20,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:20,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:20,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:20,414 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:20,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:20,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:20,454 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:20,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:20,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:20,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:20,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:20,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:20,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:20,561 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:20,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:20,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:20,598 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:20,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:20,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:20,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:20,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:20,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:20,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:20,705 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:20,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:20,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:20,743 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:20,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:20,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:20,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:20,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:20,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:20,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:20,850 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:20,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:20,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:20,891 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:20,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:20,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:20,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:20,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:20,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:20,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:20,999 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:21,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:21,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:21,036 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:21,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:21,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:21,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:21,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:21,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:21,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:21,162 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:21,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:21,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:21,199 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:21,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:21,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:21,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:21,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:21,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:21,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:21,336 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:21,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:21,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:21,378 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:21,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:21,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:21,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:21,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:21,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:21,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:21,494 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:21,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:21,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:21,555 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:21,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:21,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:21,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:21,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:21,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:21,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:21,702 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:21,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:21,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:21,759 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:21,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:21,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:21,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:21,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:21,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:21,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:21,903 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:21,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:21,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:21,960 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:21,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:21,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:21,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:21,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:21,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:21,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:22,080 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:22,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:22,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:22,118 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:22,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:22,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:22,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:22,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:22,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:22,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:22,225 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:22,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:22,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:22,265 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:22,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:22,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:22,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:22,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:22,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:22,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:22,373 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:22,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:22,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:22,413 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:22,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:22,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:22,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:22,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:22,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:22,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:22,528 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:22,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:22,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:22,567 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:22,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:22,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:22,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:22,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:22,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:22,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:22,675 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:22,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:22,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:22,714 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:22,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:22,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:22,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:22,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:22,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:22,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:22,822 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:22,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:22,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:22,863 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:22,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:22,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:22,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:22,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:22,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:22,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:22,980 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:23,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:23,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:23,019 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:23,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:23,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:23,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:23,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:23,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:23,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:23,139 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:23,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:23,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:23,179 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:23,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:23,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:23,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:23,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:23,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:23,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:23,287 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:23,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:23,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:23,327 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:23,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:23,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:23,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:23,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:23,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:23,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:23,435 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:23,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:23,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:23,478 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:23,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:23,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:23,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:23,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:23,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:23,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:23,586 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:23,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:23,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:23,626 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:23,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:23,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:23,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:23,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:23,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:23,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:23,734 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:23,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:23,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:23,774 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:23,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:23,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:23,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:23,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:23,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:23,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:23,883 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:23,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:23,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:23,926 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:23,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:23,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:23,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:23,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:23,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:23,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:24,051 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:24,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:24,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:24,091 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:24,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:24,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:24,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:24,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:24,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:24,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:24,205 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:24,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:24,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:24,245 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:24,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:24,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:24,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:24,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:24,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:24,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:24,357 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:24,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:24,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:24,401 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:24,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:24,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:24,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:24,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:24,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:24,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:24,510 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:24,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:24,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:24,550 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:24,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:24,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:24,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:24,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:24,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:24,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:24,658 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:24,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:24,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:24,699 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:24,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:24,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:24,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:24,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:24,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:24,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:24,807 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:24,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:24,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:24,851 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:24,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:24,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:24,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:24,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:24,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:24,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:24,958 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:24,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:24,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:25,000 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:25,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:25,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:25,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:25,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:25,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:25,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:25,107 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:25,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:25,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:25,148 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:25,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:25,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:25,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:25,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:25,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:25,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:25,269 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:25,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:25,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:25,312 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:25,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:25,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:25,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:25,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:25,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:25,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:25,433 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:25,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:25,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:25,474 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:25,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:25,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:25,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:25,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:25,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:25,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:25,583 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:25,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:25,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:25,624 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:25,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:25,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:25,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:25,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:25,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:25,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:25,740 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:25,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:25,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:25,779 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:25,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:25,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:25,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:25,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:25,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:25,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:25,890 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:25,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:25,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:25,950 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:25,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:25,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:25,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:25,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:25,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:25,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:26,085 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:26,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:26,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:26,148 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:26,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:26,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:26,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:26,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:26,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:26,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:26,277 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:26,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:26,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:26,324 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:26,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:26,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:26,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:26,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:26,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:26,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:26,438 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:26,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:26,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:26,477 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:26,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:26,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:26,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:26,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:26,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:26,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:26,589 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:26,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:26,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:26,630 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:26,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:26,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:26,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:26,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:26,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:26,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:26,738 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:26,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:26,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:26,780 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:26,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:26,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:26,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:26,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:26,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:26,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:26,892 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:26,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:26,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:26,933 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:26,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:26,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:26,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:26,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:26,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:26,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:27,041 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:27,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:27,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:27,083 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:27,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:27,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:27,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:27,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:27,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:27,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:27,218 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:27,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:27,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:27,260 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:27,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:27,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:27,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:27,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:27,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:27,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:27,375 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:27,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:27,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:27,416 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:27,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:27,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:27,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:27,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:27,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:27,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:27,526 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:27,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:27,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:27,568 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:27,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:27,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:27,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:27,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:27,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:27,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:27,677 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:27,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:27,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:27,719 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:27,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:27,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:27,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:27,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:27,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:27,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:27,840 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:27,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:27,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:27,882 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:27,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:27,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:27,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:27,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:27,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:27,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:27,990 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:28,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:28,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:28,032 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:28,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:28,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:28,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:28,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:28,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:28,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:28,141 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:28,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:28,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:28,184 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:28,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:28,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:28,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:28,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:28,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:28,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:28,298 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:28,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:28,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:28,339 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:28,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:28,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:28,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:28,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:28,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:28,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:28,448 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:28,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:28,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:28,490 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:28,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:28,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:28,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:28,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:28,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:28,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:28,598 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:28,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:28,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:28,640 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:28,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:28,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:28,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:28,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:28,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:28,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:28,750 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:28,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:28,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:28,796 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:28,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:28,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:28,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:28,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:28,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:28,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:28,925 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:28,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:28,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:28,967 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:28,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:28,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:28,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:28,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:28,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:28,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:29,083 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:29,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:29,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:29,126 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:29,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:29,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:29,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:29,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:29,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:29,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:29,236 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:29,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:29,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:29,284 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:29,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:29,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:29,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:29,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:29,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:29,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:29,393 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:29,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:29,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:29,435 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:29,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:29,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:29,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:29,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:29,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:29,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:29,544 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:29,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:29,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:29,587 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:29,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:29,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:29,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:29,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:29,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:29,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:29,695 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:29,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:29,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:29,743 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:29,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:29,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:29,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:29,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:29,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:29,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:29,854 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:29,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:29,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:29,895 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:29,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:29,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:29,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:29,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:29,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:29,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:30,004 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:30,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:30,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:30,046 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:30,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:30,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:30,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:30,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:30,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:30,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:30,157 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:30,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:30,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:30,202 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:30,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:30,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:30,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:30,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:30,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:30,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:30,317 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:30,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:30,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:30,359 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:30,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:30,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:30,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:30,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:30,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:30,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:30,474 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:30,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:30,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:30,516 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:30,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:30,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:30,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:30,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:30,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:30,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:30,629 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:30,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:30,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:30,675 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:30,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:30,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:30,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:30,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:30,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:30,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:30,785 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:30,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:30,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:30,826 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:30,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:30,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:30,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:30,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:30,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:30,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:30,948 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:30,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:30,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:30,990 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:30,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:30,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:30,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:31,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:31,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:31,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:31,115 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:31,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:31,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:31,162 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:31,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:31,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:31,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:31,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:31,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:31,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:31,280 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:31,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:31,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:31,328 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:31,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:31,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:31,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:31,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:31,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:31,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:31,482 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:31,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:31,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:31,547 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:31,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:31,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:31,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:31,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:31,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:31,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:31,696 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:31,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:31,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:31,762 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:31,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:31,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:31,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:31,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:31,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:31,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:31,872 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:31,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:31,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:31,913 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:31,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:31,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:31,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:31,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:31,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:31,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:32,045 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:32,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:32,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:32,087 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:32,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:32,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:32,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:32,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:32,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:32,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:32,196 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:32,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:32,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:32,242 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:32,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:32,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:32,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:32,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:32,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:32,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:32,372 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:32,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:32,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:32,415 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:32,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:32,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:32,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:32,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:32,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:32,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:32,524 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:32,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:32,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:32,566 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:32,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:32,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:32,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:32,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:32,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:32,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:32,676 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:32,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:32,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:32,721 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:32,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:32,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:32,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:32,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:32,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:32,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:32,830 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:32,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:32,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:32,878 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:32,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:32,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:32,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:32,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:32,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:32,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:32,987 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:33,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:33,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:33,029 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:33,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:33,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:33,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:33,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:33,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:33,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:33,138 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:33,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:33,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:33,186 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:33,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:33,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:33,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:33,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:33,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:33,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:33,296 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:33,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:33,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:33,339 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:33,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:33,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:33,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:33,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:33,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:33,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:33,448 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:33,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:33,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:33,491 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:33,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:33,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:33,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:33,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:33,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:33,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:33,603 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:33,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:33,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:33,645 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:33,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:33,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:33,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:33,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:33,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:33,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:33,755 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:33,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:33,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:33,797 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:33,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:33,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:33,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:33,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:33,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:33,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:33,907 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:33,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:33,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:33,950 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:33,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:33,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:33,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:33,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:33,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:33,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:34,065 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:34,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:34,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:34,108 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:34,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:34,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:34,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:34,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:34,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:34,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:34,218 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:34,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:34,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:34,261 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:34,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:34,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:34,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:34,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:34,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:34,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:34,378 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:34,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:34,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:34,422 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:34,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:34,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:34,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:34,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:34,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:34,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:34,538 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:34,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:34,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:34,582 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:34,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:34,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:34,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:34,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:34,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:34,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:34,692 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:34,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:34,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:34,735 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:34,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:34,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:34,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:34,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:34,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:34,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:34,845 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:34,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:34,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:34,888 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:34,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:34,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:34,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:34,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:34,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:34,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:35,002 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:35,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:35,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:35,045 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:35,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:35,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:35,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:35,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:35,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:35,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:35,155 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:35,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:35,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:35,198 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:35,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:35,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:35,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:35,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:35,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:35,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:35,308 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:35,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:35,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:35,351 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:35,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:35,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:35,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:35,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:35,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:35,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:35,467 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:35,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:35,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:35,510 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:35,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:35,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:35,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:35,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:35,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:35,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:35,621 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:35,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:35,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:35,666 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:35,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:35,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:35,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:35,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:35,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:35,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:35,776 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:35,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:35,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:35,820 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:35,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:35,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:35,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:35,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:35,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:35,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:35,933 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:35,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:35,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:35,978 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:35,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:35,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:35,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:35,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:35,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:35,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:36,091 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:36,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:36,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:36,137 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:36,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:36,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:36,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:36,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:36,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:36,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:36,247 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:36,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:36,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:36,296 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:36,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:36,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:36,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:36,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:36,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:36,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:36,405 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:36,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:36,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:36,451 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:36,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:36,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:36,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:36,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:36,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:36,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:36,563 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:36,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:36,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:36,609 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:36,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:36,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:36,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:36,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:36,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:36,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:36,720 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:36,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:36,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:36,770 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:36,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:36,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:36,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:36,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:36,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:36,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:36,883 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:36,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:36,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:36,928 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:36,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:36,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:36,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:36,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:36,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:36,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:37,039 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:37,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:37,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:37,085 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:37,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:37,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:37,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:37,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:37,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:37,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:37,196 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:37,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:37,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:37,246 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:37,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:37,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:37,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:37,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:37,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:37,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:37,356 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:37,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:37,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:37,402 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:37,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:37,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:37,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:37,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:37,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:37,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:37,511 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:37,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:37,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:37,558 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:37,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:37,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:37,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:37,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:37,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:37,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:37,669 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:37,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:37,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:37,719 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:37,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:37,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:37,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:37,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:37,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:37,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:37,830 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:37,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:37,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:37,877 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:37,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:37,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:37,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:37,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:37,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:37,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:37,986 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:38,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:38,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:38,032 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:38,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:38,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:38,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:38,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:38,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:38,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:38,147 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:38,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:38,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:38,193 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:38,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:38,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:38,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:38,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:38,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:38,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:38,305 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:38,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:38,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:38,351 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:38,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:38,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:38,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:38,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:38,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:38,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:38,471 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:38,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:38,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:38,518 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:38,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:38,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:38,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:38,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:38,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:38,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:38,632 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:38,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:38,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:38,679 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:38,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:38,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:38,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:38,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:38,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:38,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:38,795 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:38,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:38,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:38,844 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:38,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:38,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:38,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:38,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:38,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:38,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:38,955 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:39,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:39,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:39,002 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:39,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:39,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:39,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:39,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:39,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:39,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:39,119 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:39,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:39,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:39,165 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:39,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:39,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:39,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:39,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:39,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:39,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:39,276 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:39,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:39,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:39,323 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:39,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:39,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:39,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:39,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:39,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:39,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:39,434 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:39,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:39,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:39,485 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:39,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:39,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:39,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:39,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:39,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:39,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:39,595 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:39,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:39,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:39,642 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:39,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:39,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:39,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:39,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:39,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:39,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:39,752 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:39,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:39,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:39,799 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:39,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:39,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:39,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:39,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:39,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:39,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:39,910 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:39,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:39,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:39,962 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:39,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:39,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:39,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:39,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:39,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:39,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:40,073 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:40,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:40,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:40,120 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:40,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:40,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:40,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:40,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:40,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:40,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:40,239 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:40,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:40,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:40,287 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:40,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:40,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:40,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:40,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:40,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:40,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:40,397 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:40,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:40,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:40,448 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:40,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:40,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:40,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:40,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:40,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:40,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:40,561 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:40,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:40,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:40,608 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:40,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:40,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:40,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:40,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:40,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:40,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:40,719 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:40,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:40,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:40,767 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:40,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:40,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:40,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:40,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:40,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:40,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:40,882 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:40,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:40,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:40,930 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:40,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:40,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:40,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:40,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:40,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:40,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:41,042 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:41,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:41,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:41,090 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:41,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:41,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:41,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:41,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:41,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:41,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:41,202 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:41,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:41,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:41,250 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:41,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:41,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:41,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:41,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:41,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:41,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:41,368 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:41,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:41,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:41,416 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:41,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:41,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:41,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:41,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:41,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:41,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:41,528 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:41,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:41,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:41,579 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:41,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:41,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:41,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:41,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:41,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:41,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:41,719 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:41,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:41,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:41,769 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:41,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:41,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:41,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:41,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:41,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:41,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:41,887 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:41,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:41,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:41,938 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:41,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:41,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:41,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:41,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:41,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:41,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:42,088 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:42,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:42,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:42,161 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:42,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:42,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:42,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:42,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:42,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:42,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:42,307 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:42,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:42,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:42,384 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:42,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:42,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:42,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:42,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:42,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:42,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:42,531 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:42,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:42,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:42,600 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:42,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:42,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:42,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:42,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:42,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:42,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:42,712 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:42,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:42,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:42,759 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:42,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:42,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:42,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:42,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:42,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:42,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:42,870 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:42,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:42,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:42,920 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:42,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:42,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:42,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:42,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:42,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:42,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:43,031 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:43,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:43,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:43,078 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:43,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:43,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:43,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:43,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:43,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:43,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:43,220 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:43,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:43,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:43,273 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:43,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:43,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:43,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:43,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:43,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:43,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:43,396 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:43,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:43,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:43,443 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:43,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:43,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:43,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:43,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:43,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:43,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:43,555 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:43,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:43,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:43,602 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:43,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:43,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:43,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:43,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:43,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:43,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:43,714 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:43,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:43,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:43,761 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:43,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:43,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:43,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:43,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:43,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:43,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:43,878 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:43,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:43,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:43,925 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:43,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:43,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:43,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:43,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:43,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:43,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:44,037 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:44,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:44,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:44,084 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:44,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:44,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:44,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:44,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:44,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:44,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:44,228 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:44,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:44,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:44,278 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:44,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:44,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:44,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:44,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:44,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:44,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:44,389 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:44,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:44,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:44,436 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:44,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:44,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:44,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:44,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:44,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:44,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:44,548 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:44,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:44,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:44,596 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:44,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:44,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:44,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:44,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:44,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:44,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:44,708 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:44,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:44,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:44,758 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:44,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:44,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:44,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:44,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:44,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:44,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:44,872 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:44,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:44,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:44,919 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:44,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:44,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:44,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:44,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:44,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:44,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:45,031 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:45,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:45,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:45,078 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:45,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:45,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:45,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:45,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:45,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:45,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:45,191 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:45,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:45,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:45,242 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:45,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:45,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:45,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:45,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:45,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:45,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:45,358 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:45,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:45,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:45,405 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:45,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:45,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:45,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:45,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:45,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:45,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:45,517 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:45,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:45,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:45,565 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:45,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:45,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:45,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:45,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:45,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:45,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:45,681 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:45,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:45,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:45,730 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:45,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:45,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:45,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:45,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:45,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:45,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:45,842 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:45,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:45,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:45,890 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:45,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:45,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:45,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:45,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:45,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:45,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:46,008 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:46,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:46,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:46,059 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:46,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:46,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:46,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:46,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:46,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:46,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:46,171 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:46,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:46,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:46,219 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:46,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:46,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:46,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:46,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:46,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:46,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:46,331 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:46,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:46,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:46,379 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:46,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:46,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:46,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:46,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:46,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:46,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:46,491 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:46,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:46,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:46,543 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:46,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:46,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:46,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:46,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:46,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:46,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:46,655 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:46,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:46,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:46,703 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:46,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:46,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:46,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:46,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:46,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:46,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:46,817 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:46,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:46,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:46,865 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:46,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:46,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:46,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:46,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:46,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:46,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:46,984 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:47,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:47,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:47,035 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:47,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:47,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:47,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:47,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:47,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:47,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:47,147 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:47,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:47,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:47,212 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:47,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:47,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:47,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:47,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:47,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:47,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:47,325 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:47,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:47,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:47,374 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:47,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:47,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:47,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:47,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:47,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:47,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:47,490 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:47,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:47,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:47,538 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:47,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:47,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:47,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:47,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:47,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:47,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:47,650 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:47,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:47,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:47,699 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:47,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:47,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:47,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:47,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:47,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:47,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:47,812 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:47,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:47,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:47,865 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:47,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:47,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:47,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:47,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:47,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:47,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:47,980 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:48,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:48,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:48,029 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:48,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:48,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:48,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:48,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:48,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:48,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:48,142 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:48,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:48,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:48,191 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:48,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:48,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:48,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:48,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:48,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:48,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:48,353 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:48,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:48,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:48,431 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:48,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:48,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:48,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:48,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:48,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:48,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:48,579 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:48,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:48,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:48,653 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:48,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:48,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:48,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:48,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:48,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:48,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:48,764 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:48,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:48,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:48,814 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:48,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:48,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:48,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:48,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:48,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:48,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:48,929 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:48,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:48,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:48,977 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:48,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:48,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:48,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:48,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:48,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:48,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:49,087 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:49,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:49,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:49,138 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:49,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:49,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:49,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:49,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:49,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:49,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:49,250 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:49,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:49,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:49,299 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:49,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:49,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:49,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:49,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:49,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:49,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:49,420 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:49,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:49,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:49,470 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:49,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:49,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:49,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:49,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:49,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:49,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:49,585 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:49,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:49,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:49,635 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:49,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:49,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:49,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:49,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:49,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:49,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:49,748 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:49,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:49,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:49,800 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:49,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:49,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:49,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:49,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:49,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:49,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:49,915 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:49,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:49,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:49,965 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:49,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:49,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:49,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:49,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:49,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:49,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:50,083 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:50,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:50,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:50,135 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:50,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:50,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:50,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:50,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:50,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:50,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:50,264 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:50,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:50,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:50,314 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:50,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:50,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:50,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:50,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:50,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:50,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:50,428 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:50,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:50,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:50,479 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:50,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:50,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:50,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:50,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:50,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:50,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:50,592 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:50,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:50,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:50,643 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:50,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:50,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:50,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:50,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:50,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:50,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:50,763 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:50,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:50,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:50,813 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:50,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:50,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:50,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:50,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:50,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:50,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:50,929 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:50,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:50,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:50,979 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:50,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:50,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:50,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:51,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:51,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:51,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:51,110 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:51,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:51,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:51,195 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:51,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:51,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:51,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:51,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:51,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:51,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:51,342 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:51,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:51,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:51,420 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:51,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:51,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:51,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:51,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:51,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:51,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:51,568 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:51,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:51,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:51,646 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:51,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:51,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:51,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:51,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:51,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:51,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:51,806 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:51,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:51,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:51,856 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:51,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:51,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:51,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:51,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:51,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:51,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:51,971 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:52,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:52,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:52,023 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:52,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:52,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:52,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:52,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:52,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:52,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:52,138 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:52,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:52,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:52,190 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:52,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:52,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:52,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:52,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:52,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:52,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:52,308 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:52,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:52,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:52,360 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:52,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:52,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:52,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:52,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:52,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:52,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:52,487 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:52,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:52,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:52,539 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:52,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:52,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:52,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:52,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:52,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:52,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:52,662 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:52,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:52,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:52,716 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:52,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:52,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:52,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:52,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:52,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:52,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:52,832 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:52,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:52,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:52,884 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:52,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:52,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:52,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:52,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:52,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:52,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:52,999 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:53,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:53,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:53,052 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:53,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:53,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:53,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:53,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:53,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:53,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:53,174 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:53,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:53,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:53,226 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:53,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:53,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:53,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:53,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:53,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:53,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:53,342 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:53,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:53,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:53,394 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:53,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:53,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:53,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:53,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:53,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:53,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:53,510 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:53,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:53,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:53,565 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:53,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:53,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:53,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:53,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:53,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:53,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:53,681 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:53,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:53,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:53,733 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:53,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:53,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:53,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:53,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:53,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:53,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:53,849 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:53,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:53,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:53,900 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:53,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:53,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:53,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:53,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:53,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:53,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:54,017 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:54,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:54,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:54,074 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:54,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:54,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:54,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:54,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:54,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:54,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:54,187 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:54,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:54,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:54,239 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:54,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:54,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:54,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:54,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:54,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:54,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:54,353 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:54,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:54,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:54,404 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:54,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:54,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:54,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:54,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:54,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:54,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:54,526 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:54,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:54,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:54,589 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:54,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:54,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:54,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:54,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:54,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:54,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:54,731 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:54,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:54,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:54,783 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:54,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:54,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:54,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:54,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:54,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:54,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:54,913 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:54,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:54,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:54,965 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:54,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:54,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:54,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:54,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:54,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:54,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:55,085 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:55,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:55,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:55,160 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:55,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:55,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:55,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:55,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:55,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:55,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:55,275 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:55,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:55,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:55,326 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:55,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:55,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:55,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:55,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:55,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:55,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:55,444 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:55,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:55,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:55,496 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:55,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:55,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:55,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:55,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:55,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:55,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:55,612 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:55,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:55,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:55,668 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:55,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:55,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:55,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:55,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:55,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:55,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:55,796 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:55,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:55,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:55,848 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:55,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:55,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:55,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:55,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:55,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:55,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:55,963 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:56,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:56,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:56,015 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:56,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:56,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:56,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:56,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:56,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:56,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:56,141 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:56,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:56,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:56,196 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:56,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:56,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:56,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:56,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:56,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:56,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:56,311 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:56,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:56,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:56,362 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:56,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:56,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:56,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:56,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:56,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:56,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:56,476 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:56,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:56,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:56,528 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:56,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:56,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:56,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:56,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:56,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:56,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:56,643 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:56,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:56,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:56,698 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:56,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:56,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:56,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:56,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:56,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:56,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:56,812 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:56,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:56,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:56,864 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:56,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:56,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:56,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:56,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:56,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:56,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:56,980 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:57,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:57,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:57,032 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:57,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:57,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:57,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:57,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:57,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:57,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:57,146 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:57,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:57,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:57,202 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:57,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:57,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:57,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:57,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:57,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:57,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:57,316 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:57,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:57,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:57,368 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:57,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:57,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:57,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:57,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:57,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:57,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:57,482 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:57,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:57,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:57,534 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:57,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:57,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:57,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:57,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:57,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:57,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:57,649 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:57,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:57,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:57,701 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:57,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:57,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:57,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:57,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:57,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:57,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:57,820 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:57,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:57,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:57,873 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:57,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:57,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:57,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:57,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:57,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:57,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:57,988 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:58,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:58,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:58,041 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:58,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:58,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:58,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:58,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:58,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:58,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:58,202 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:58,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:58,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:58,284 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:58,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:58,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:58,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:58,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:58,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:58,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:58,445 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:58,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:58,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:58,525 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:58,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:58,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:58,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:58,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:58,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:58,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:58,650 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:58,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:58,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:58,703 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:58,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:58,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:58,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:58,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:58,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:58,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:58,819 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:58,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:58,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:58,873 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:58,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:58,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:58,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:58,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:58,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:58,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:58,994 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:59,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:59,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:59,049 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:59,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:59,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:59,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:59,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:59,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:59,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:59,165 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:59,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:59,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:59,219 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:59,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:59,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:59,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:59,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:59,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:59,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:59,335 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:59,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:59,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:59,389 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:59,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:59,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:59,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:59,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:59,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:59,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:59,509 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:59,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:59,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:59,563 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:59,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:59,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:59,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:59,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:59,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:59,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:59,678 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:59,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:59,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:59,732 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:59,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:59,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:59,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:59,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:59,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:59,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:59,858 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:39:59,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:59,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:39:59,913 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:39:59,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:59,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:59,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:59,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:59,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:39:59,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:00,029 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:00,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:00,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:00,086 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:00,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:00,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:00,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:00,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:00,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:00,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:00,202 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:00,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:00,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:00,257 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:00,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:00,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:00,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:00,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:00,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:00,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:00,373 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:00,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:00,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:00,427 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:00,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:00,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:00,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:00,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:00,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:00,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:00,542 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:00,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:00,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:00,601 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:00,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:00,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:00,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:00,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:00,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:00,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:00,747 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:00,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:00,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:00,804 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:00,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:00,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:00,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:00,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:00,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:00,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:00,922 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:00,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:00,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:00,976 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:00,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:00,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:00,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:00,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:00,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:00,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:01,092 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:01,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:01,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:01,157 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:01,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:01,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:01,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:01,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:01,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:01,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:01,275 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:01,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:01,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:01,329 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:01,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:01,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:01,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:01,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:01,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:01,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:01,446 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:01,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:01,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:01,501 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:01,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:01,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:01,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:01,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:01,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:01,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:01,617 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:01,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:01,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:01,675 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:01,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:01,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:01,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:01,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:01,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:01,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:01,793 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:01,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:01,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:01,848 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:01,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:01,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:01,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:01,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:01,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:01,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:01,964 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:02,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:02,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:02,018 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:02,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:02,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:02,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:02,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:02,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:02,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:02,135 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:02,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:02,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:02,194 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:02,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:02,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:02,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:02,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:02,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:02,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:02,309 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:02,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:02,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:02,363 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:02,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:02,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:02,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:02,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:02,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:02,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:02,479 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:02,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:02,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:02,534 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:02,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:02,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:02,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:02,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:02,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:02,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:02,651 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:02,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:02,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:02,710 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:02,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:02,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:02,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:02,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:02,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:02,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:02,827 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:02,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:02,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:02,883 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:02,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:02,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:02,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:02,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:02,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:02,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:03,006 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:03,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:03,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:03,062 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:03,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:03,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:03,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:03,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:03,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:03,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:03,179 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:03,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:03,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:03,238 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:03,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:03,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:03,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:03,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:03,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:03,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:03,354 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:03,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:03,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:03,413 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:03,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:03,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:03,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:03,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:03,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:03,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:03,541 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:03,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:03,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:03,597 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:03,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:03,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:03,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:03,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:03,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:03,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:03,757 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:03,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:03,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:03,837 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:03,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:03,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:03,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:03,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:03,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:03,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:03,986 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:04,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:04,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:04,064 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:04,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:04,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:04,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:04,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:04,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:04,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:04,184 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:04,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:04,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:04,239 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:04,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:04,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:04,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:04,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:04,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:04,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:04,355 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:04,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:04,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:04,414 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:04,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:04,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:04,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:04,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:04,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:04,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:04,531 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:04,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:04,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:04,587 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:04,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:04,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:04,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:04,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:04,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:04,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:04,702 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:04,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:04,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:04,759 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:04,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:04,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:04,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:04,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:04,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:04,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:04,877 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:04,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:04,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:04,936 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:04,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:04,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:04,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:04,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:04,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:04,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:05,053 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:05,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:05,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:05,109 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:05,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:05,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:05,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:05,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:05,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:05,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:05,225 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:05,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:05,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:05,282 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:05,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:05,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:05,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:05,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:05,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:05,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:05,398 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:05,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:05,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:05,458 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:05,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:05,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:05,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:05,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:05,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:05,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:05,575 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:05,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:05,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:05,632 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:05,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:05,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:05,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:05,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:05,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:05,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:05,748 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:05,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:05,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:05,805 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:05,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:05,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:05,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:05,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:05,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:05,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:05,922 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:05,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:05,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:05,983 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:05,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:05,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:05,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:06,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:06,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:06,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:06,111 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:06,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:06,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:06,168 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:06,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:06,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:06,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:06,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:06,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:06,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:06,289 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:06,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:06,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:06,346 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:06,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:06,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:06,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:06,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:06,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:06,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:06,478 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:06,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:06,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:06,544 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:06,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:06,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:06,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:06,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:06,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:06,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:06,661 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:06,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:06,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:06,718 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:06,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:06,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:06,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:06,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:06,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:06,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:06,835 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:06,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:06,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:06,892 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:06,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:06,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:06,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:06,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:06,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:06,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:07,051 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:07,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:07,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:07,119 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:07,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:07,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:07,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:07,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:07,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:07,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:07,236 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:07,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:07,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:07,293 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:07,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:07,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:07,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:07,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:07,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:07,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:07,410 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:07,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:07,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:07,467 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:07,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:07,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:07,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:07,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:07,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:07,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:07,585 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:07,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:07,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:07,646 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:07,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:07,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:07,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:07,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:07,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:07,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:07,763 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:07,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:07,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:07,819 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:07,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:07,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:07,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:07,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:07,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:07,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:07,938 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:07,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:07,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:07,996 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:07,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:07,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:07,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:08,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:08,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:08,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:08,113 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:08,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:08,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:08,174 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:08,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:08,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:08,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:08,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:08,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:08,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:08,290 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:08,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:08,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:08,347 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:08,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:08,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:08,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:08,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:08,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:08,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:08,464 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:08,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:08,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:08,522 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:08,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:08,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:08,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:08,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:08,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:08,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:08,640 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:08,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:08,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:08,700 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:08,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:08,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:08,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:08,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:08,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:08,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:08,845 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:08,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:08,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:08,907 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:08,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:08,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:08,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:08,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:08,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:08,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:09,024 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:09,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:09,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:09,081 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:09,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:09,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:09,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:09,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:09,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:09,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:09,199 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:09,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:09,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:09,260 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:09,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:09,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:09,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:09,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:09,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:09,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:09,376 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:09,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:09,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:09,433 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:09,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:09,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:09,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:09,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:09,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:09,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:09,550 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:09,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:09,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:09,608 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:09,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:09,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:09,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:09,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:09,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:09,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:09,726 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:09,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:09,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:09,787 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:09,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:09,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:09,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:09,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:09,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:09,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:09,903 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:09,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:09,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:09,962 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:09,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:09,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:09,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:09,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:09,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:09,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:10,080 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:10,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:10,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:10,138 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:10,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:10,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:10,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:10,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:10,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:10,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:10,257 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:10,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:10,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:10,318 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:10,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:10,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:10,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:10,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:10,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:10,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:10,460 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:10,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:10,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:10,519 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:10,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:10,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:10,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:10,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:10,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:10,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:10,636 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:10,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:10,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:10,693 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:10,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:10,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:10,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:10,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:10,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:10,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:10,809 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:10,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:10,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:10,871 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:10,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:10,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:10,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:10,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:10,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:10,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:10,989 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:11,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:11,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:11,047 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:11,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:11,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:11,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:11,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:11,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:11,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:11,165 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:11,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:11,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:11,223 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:11,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:11,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:11,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:11,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:11,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:11,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:11,342 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:11,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:11,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:11,406 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:11,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:11,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:11,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:11,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:11,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:11,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:11,523 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:11,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:11,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:11,582 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:11,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:11,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:11,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:11,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:11,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:11,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:11,701 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:11,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:11,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:11,760 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:11,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:11,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:11,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:11,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:11,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:11,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:11,885 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:11,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:11,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:11,944 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:11,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:11,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:11,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:11,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:11,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:11,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:12,080 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:12,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:12,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:12,177 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:12,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:12,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:12,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:12,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:12,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:12,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:12,333 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:12,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:12,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:12,423 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:12,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:12,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:12,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:12,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:12,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:12,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:12,576 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:12,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:12,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:12,635 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:12,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:12,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:12,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:12,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:12,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:12,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:12,753 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:12,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:12,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:12,813 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:12,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:12,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:12,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:12,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:12,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:12,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:12,931 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:12,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:12,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:12,991 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:12,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:12,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:12,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:13,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:13,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:13,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:13,113 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:13,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:13,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:13,172 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:13,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:13,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:13,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:13,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:13,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:13,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:13,289 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:13,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:13,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:13,349 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:13,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:13,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:13,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:13,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:13,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:13,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:13,468 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:13,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:13,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:13,532 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:13,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:13,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:13,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:13,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:13,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:13,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:13,652 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:13,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:13,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:13,712 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:13,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:13,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:13,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:13,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:13,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:13,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:13,831 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:13,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:13,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:13,892 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:13,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:13,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:13,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:13,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:13,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:13,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:14,010 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:14,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:14,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:14,074 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:14,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:14,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:14,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:14,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:14,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:14,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:14,193 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:14,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:14,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:14,253 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:14,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:14,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:14,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:14,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:14,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:14,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:14,376 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:14,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:14,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:14,436 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:14,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:14,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:14,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:14,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:14,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:14,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:14,555 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:14,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:14,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:14,619 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:14,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:14,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:14,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:14,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:14,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:14,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:14,738 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:14,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:14,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:14,799 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:14,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:14,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:14,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:14,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:14,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:14,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:14,919 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:14,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:14,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:14,980 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:14,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:14,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:14,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:14,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:14,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:15,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:15,100 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:15,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:15,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:15,163 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:15,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:15,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:15,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:15,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:15,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:15,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:15,284 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:15,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:15,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:15,344 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:15,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:15,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:15,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:15,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:15,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:15,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:15,473 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:15,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:15,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:15,534 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:15,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:15,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:15,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:15,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:15,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:15,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:15,664 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:15,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:15,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:15,731 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:15,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:15,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:15,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:15,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:15,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:15,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:15,852 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:15,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:15,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:15,915 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:15,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:15,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:15,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:15,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:15,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:15,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:16,037 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:16,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:16,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:16,098 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:16,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:16,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:16,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:16,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:16,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:16,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:16,225 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:16,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:16,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:16,285 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:16,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:16,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:16,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:16,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:16,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:16,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:16,406 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:16,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:16,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:16,467 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:16,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:16,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:16,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:16,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:16,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:16,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:16,585 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:16,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:16,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:16,649 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:16,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:16,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:16,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:16,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:16,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:16,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:16,773 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:16,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:16,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:16,836 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:16,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:16,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:16,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:16,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:16,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:16,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:16,956 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:17,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:17,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:17,020 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:17,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:17,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:17,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:17,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:17,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:17,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:17,141 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:17,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:17,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:17,204 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:17,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:17,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:17,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:17,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:17,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:17,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:17,329 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:17,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:17,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:17,390 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:17,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:17,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:17,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:17,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:17,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:17,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:17,509 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:17,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:17,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:17,571 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:17,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:17,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:17,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:17,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:17,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:17,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:17,691 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:17,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:17,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:17,756 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:17,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:17,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:17,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:17,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:17,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:17,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:17,875 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:17,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:17,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:17,937 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:17,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:17,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:17,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:17,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:17,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:17,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:18,084 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:18,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:18,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:18,145 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:18,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:18,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:18,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:18,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:18,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:18,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:18,267 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:18,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:18,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:18,332 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:18,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:18,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:18,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:18,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:18,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:18,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:18,451 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:18,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:18,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:18,513 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:18,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:18,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:18,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:18,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:18,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:18,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:18,631 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:18,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:18,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:18,692 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:18,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:18,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:18,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:18,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:18,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:18,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:18,813 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:18,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:18,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:18,880 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:18,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:18,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:18,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:18,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:18,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:18,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:19,000 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:19,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:19,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:19,063 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:19,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:19,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:19,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:19,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:19,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:19,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:19,182 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:19,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:19,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:19,244 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:19,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:19,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:19,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:19,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:19,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:19,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:19,368 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:19,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:19,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:19,430 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:19,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:19,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:19,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:19,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:19,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:19,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:19,548 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:19,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:19,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:19,609 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:19,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:19,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:19,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:19,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:19,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:19,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:19,728 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:19,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:19,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:19,790 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:19,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:19,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:19,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:19,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:19,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:19,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:19,923 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:19,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:19,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:19,985 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:19,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:19,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:19,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:20,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:20,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:20,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:20,118 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:20,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:20,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:20,180 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:20,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:20,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:20,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:20,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:20,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:20,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:20,300 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:20,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:20,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:20,364 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:20,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:20,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:20,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:20,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:20,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:40:20,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:20,483 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:40:20,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:20,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:40:20,544 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:40:20,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:20,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:20,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:20,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:20,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core WARNING: YOUR LOGFILE WAS TOO LONG, SOME LINES IN THE MIDDLE WERE REMOVED. [2021-11-23 01:44:54,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:54,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:44:54,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:44:54,562 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:44:54,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:54,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:44:54,717 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:44:54,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:44:54,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:54,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:54,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:54,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:44:54,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:44:54,920 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:44:55,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:55,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:44:55,083 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:44:55,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:44:55,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:55,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:55,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:55,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:44:55,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:44:55,282 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:44:55,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:55,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:44:55,437 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:44:55,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:44:55,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:55,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:55,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:55,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:44:55,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:44:55,635 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:44:55,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:55,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:44:55,792 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:44:55,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:44:55,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:55,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:55,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:55,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:44:55,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:44:55,999 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:44:56,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:56,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:44:56,158 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:44:56,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:44:56,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:56,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:56,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:56,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:44:56,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:44:56,346 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:44:56,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:56,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:44:56,494 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:44:56,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:44:56,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:56,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:56,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:56,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:44:56,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:44:56,685 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:44:56,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:56,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:44:56,845 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:44:56,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:44:56,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:56,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:56,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:56,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:44:56,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:44:57,037 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:44:57,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:57,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:44:57,187 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:44:57,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:44:57,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:57,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:57,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:57,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:44:57,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:44:57,378 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:44:57,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:57,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:44:57,533 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:44:57,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:44:57,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:57,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:57,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:57,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:44:57,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:44:57,719 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:44:57,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:57,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:44:57,876 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:44:57,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:44:57,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:57,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:57,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:57,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:44:57,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:44:58,027 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:44:58,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:58,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:44:58,183 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:44:58,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:44:58,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:58,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:58,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:58,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:44:58,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:44:58,371 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:44:58,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:58,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:44:58,528 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:44:58,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:44:58,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:58,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:58,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:58,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:44:58,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:44:58,740 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:44:58,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:58,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:44:58,898 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:44:58,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:44:58,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:58,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:58,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:58,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:44:58,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:44:59,091 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:44:59,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:59,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:44:59,253 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:44:59,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:44:59,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:59,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:59,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:59,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:44:59,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:44:59,444 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:44:59,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:59,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:44:59,603 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:44:59,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:44:59,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:59,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:59,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:59,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:44:59,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:44:59,790 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:44:59,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:59,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:44:59,953 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:44:59,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:44:59,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:59,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:59,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:59,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:44:59,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:00,142 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:00,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:00,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:00,299 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:00,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:00,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:00,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:00,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:00,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:00,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:00,500 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:00,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:00,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:00,661 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:00,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:00,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:00,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:00,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:00,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:00,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:00,848 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:01,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:01,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:01,000 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:01,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:01,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:01,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:01,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:01,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:01,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:01,172 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:01,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:01,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:01,326 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:01,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:01,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:01,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:01,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:01,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:01,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:01,503 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:01,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:01,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:01,656 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:01,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:01,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:01,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:01,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:01,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:01,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:01,829 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:01,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:01,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:01,991 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:01,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:01,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:01,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:02,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:02,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:02,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:02,182 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:02,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:02,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:02,349 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:02,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:02,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:02,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:02,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:02,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:02,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:02,532 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:02,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:02,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:02,694 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:02,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:02,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:02,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:02,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:02,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:02,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:02,870 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:03,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:03,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:03,029 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:03,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:03,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:03,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:03,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:03,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:03,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:03,213 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:03,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:03,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:03,367 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:03,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:03,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:03,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:03,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:03,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:03,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:03,537 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:03,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:03,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:03,693 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:03,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:03,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:03,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:03,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:03,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:03,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:03,871 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:04,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:04,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:04,036 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:04,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:04,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:04,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:04,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:04,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:04,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:04,226 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:04,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:04,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:04,387 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:04,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:04,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:04,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:04,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:04,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:04,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:04,568 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:04,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:04,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:04,736 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:04,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:04,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:04,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:04,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:04,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:04,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:04,916 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:05,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:05,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:05,077 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:05,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:05,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:05,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:05,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:05,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:05,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:05,250 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:05,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:05,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:05,414 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:05,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:05,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:05,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:05,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:05,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:05,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:05,595 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:05,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:05,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:05,757 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:05,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:05,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:05,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:05,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:05,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:05,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:05,926 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:06,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:06,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:06,090 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:06,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:06,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:06,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:06,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:06,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:06,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:06,260 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:06,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:06,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:06,424 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:06,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:06,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:06,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:06,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:06,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:06,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:06,611 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:06,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:06,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:06,780 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:06,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:06,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:06,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:06,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:06,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:06,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:06,958 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:07,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:07,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:07,122 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:07,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:07,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:07,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:07,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:07,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:07,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:07,307 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:07,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:07,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:07,471 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:07,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:07,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:07,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:07,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:07,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:07,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:07,651 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:07,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:07,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:07,817 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:07,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:07,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:07,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:07,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:07,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:07,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:07,984 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:08,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:08,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:08,144 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:08,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:08,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:08,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:08,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:08,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:08,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:08,317 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:08,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:08,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:08,485 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:08,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:08,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:08,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:08,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:08,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:08,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:08,661 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:08,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:08,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:08,883 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:08,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:08,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:08,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:08,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:08,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:08,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:09,056 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:09,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:09,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:09,224 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:09,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:09,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:09,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:09,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:09,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:09,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:09,405 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:09,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:09,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:09,568 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:09,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:09,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:09,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:09,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:09,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:09,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:09,758 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:09,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:09,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:09,922 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:09,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:09,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:09,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:09,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:09,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:09,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:10,090 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:10,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:10,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:10,256 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:10,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:10,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:10,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:10,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:10,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:10,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:10,422 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:10,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:10,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:10,582 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:10,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:10,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:10,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:10,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:10,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:10,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:10,757 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:10,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:10,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:10,918 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:10,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:10,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:10,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:10,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:10,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:10,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:11,101 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:11,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:11,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:11,264 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:11,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:11,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:11,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:11,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:11,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:11,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:11,432 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:11,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:11,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:11,598 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:11,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:11,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:11,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:11,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:11,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:11,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:11,762 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:11,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:11,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:11,924 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:11,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:11,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:11,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:11,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:11,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:11,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:12,088 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:12,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:12,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:12,251 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:12,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:12,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:12,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:12,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:12,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:12,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:12,436 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:12,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:12,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:12,605 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:12,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:12,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:12,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:12,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:12,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:12,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:12,785 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:12,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:12,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:12,941 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:12,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:12,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:12,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:12,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:12,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:12,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:13,103 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:13,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:13,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:13,267 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:13,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:13,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:13,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:13,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:13,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:13,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:13,433 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:13,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:13,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:13,593 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:13,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:13,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:13,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:13,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:13,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:13,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:13,777 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:13,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:13,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:13,944 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:13,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:13,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:13,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:13,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:13,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:13,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:14,120 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:14,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:14,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:14,276 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:14,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:14,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:14,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:14,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:14,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:14,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:14,450 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:14,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:14,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:14,608 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:14,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:14,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:14,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:14,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:14,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:14,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:14,773 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:14,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:14,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:14,926 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:14,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:14,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:14,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:14,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:14,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:14,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:15,101 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:15,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:15,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:15,258 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:15,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:15,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:15,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:15,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:15,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:15,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:15,436 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:15,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:15,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:15,604 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:15,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:15,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:15,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:15,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:15,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:15,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:15,770 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:15,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:15,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:15,931 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:15,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:15,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:15,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:15,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:15,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:15,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:16,097 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:16,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:16,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:16,260 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:16,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:16,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:16,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:16,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:16,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:16,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:16,426 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:16,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:16,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:16,590 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:16,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:16,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:16,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:16,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:16,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:16,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:16,756 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:16,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:16,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:16,918 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:16,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:16,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:16,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:16,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:16,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:16,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:17,100 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:17,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:17,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:17,255 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:17,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:17,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:17,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:17,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:17,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:17,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:17,442 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:17,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:17,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:17,600 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:17,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:17,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:17,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:17,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:17,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:17,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:17,765 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:17,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:17,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:17,924 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:17,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:17,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:17,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:17,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:17,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:17,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:18,099 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:18,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:18,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:18,254 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:18,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:18,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:18,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:18,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:18,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:18,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:18,436 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:18,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:18,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:18,598 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:18,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:18,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:18,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:18,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:18,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:18,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:18,787 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:18,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:18,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:18,943 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:18,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:18,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:18,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:18,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:18,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:18,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:19,106 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:19,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:19,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:19,262 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:19,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:19,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:19,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:19,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:19,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:19,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:19,432 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:19,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:19,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:19,595 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:19,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:19,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:19,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:19,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:19,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:19,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:19,784 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:19,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:19,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:19,943 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:19,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:19,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:19,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:19,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:19,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:19,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:20,123 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:20,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:20,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:20,284 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:20,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:20,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:20,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:20,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:20,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:20,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:20,471 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:20,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:20,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:20,633 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:20,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:20,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:20,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:20,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:20,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:20,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:20,827 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:20,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:20,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:20,986 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:20,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:20,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:20,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:21,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:21,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:21,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:21,168 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:21,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:21,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:21,323 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:21,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:21,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:21,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:21,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:21,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:21,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:21,504 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:21,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:21,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:21,669 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:21,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:21,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:21,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:21,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:21,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:21,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:21,853 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:22,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:22,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:22,007 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:22,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:22,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:22,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:22,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:22,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:22,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:22,193 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:22,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:22,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:22,349 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:22,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:22,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:22,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:22,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:22,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:22,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:22,562 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:22,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:22,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:22,733 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:22,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:22,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:22,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:22,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:22,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:22,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:22,920 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:23,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:23,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:23,075 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:23,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:23,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:23,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:23,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:23,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:23,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:23,255 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:23,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:23,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:23,418 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:23,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:23,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:23,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:23,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:23,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:23,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:23,602 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:23,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:23,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:23,763 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:23,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:23,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:23,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:23,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:23,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:23,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:23,962 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:24,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:24,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:24,125 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:24,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:24,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:24,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:24,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:24,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:24,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:24,301 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:24,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:24,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:24,461 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:24,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:24,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:24,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:24,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:24,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:24,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:24,665 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:24,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:24,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:24,828 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:24,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:24,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:24,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:24,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:24,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:24,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:25,012 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:25,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:25,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:25,175 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:25,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:25,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:25,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:25,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:25,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:25,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:25,362 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:25,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:25,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:25,524 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:25,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:25,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:25,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:25,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:25,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:25,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:25,712 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:25,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:25,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:25,877 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:25,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:25,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:25,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:25,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:25,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:25,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:26,053 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:26,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:26,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:26,208 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:26,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:26,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:26,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:26,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:26,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:26,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:26,382 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:26,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:26,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:26,548 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:26,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:26,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:26,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:26,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:26,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:26,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:26,750 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:26,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:26,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:26,909 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:26,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:26,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:26,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:26,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:26,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:26,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:27,114 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:27,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:27,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:27,273 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:27,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:27,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:27,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:27,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:27,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:27,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:27,447 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:27,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:27,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:27,614 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:27,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:27,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:27,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:27,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:27,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:27,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:27,799 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:27,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:27,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:27,958 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:27,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:27,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:27,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:27,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:27,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:27,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:28,133 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:28,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:28,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:28,292 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:28,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:28,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:28,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:28,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:28,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:28,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:28,477 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:28,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:28,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:28,639 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:28,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:28,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:28,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:28,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:28,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:28,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:28,841 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:29,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:29,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:29,007 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:29,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:29,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:29,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:29,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:29,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:29,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:29,188 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:29,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:29,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:29,348 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:29,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:29,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:29,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:29,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:29,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:29,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:29,538 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:29,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:29,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:29,701 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:29,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:29,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:29,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:29,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:29,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:29,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:29,890 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:30,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:30,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:30,050 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:30,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:30,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:30,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:30,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:30,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:30,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:30,229 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:30,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:30,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:30,381 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:30,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:30,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:30,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:30,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:30,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:30,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:30,562 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:30,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:30,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:30,730 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:30,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:30,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:30,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:30,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:30,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:30,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:30,913 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:31,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:31,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:31,068 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:31,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:31,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:31,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:31,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:31,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:31,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:31,261 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:31,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:31,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:31,421 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:31,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:31,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:31,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:31,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:31,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:31,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:31,595 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:31,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:31,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:31,759 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:31,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:31,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:31,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:31,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:31,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:31,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:31,943 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:32,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:32,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:32,098 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:32,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:32,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:32,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:32,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:32,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:32,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:32,279 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:32,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:32,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:32,437 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:32,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:32,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:32,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:32,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:32,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:32,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:32,601 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:32,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:32,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:32,758 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:32,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:32,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:32,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:32,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:32,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:32,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:32,953 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:33,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:33,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:33,113 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:33,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:33,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:33,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:33,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:33,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:33,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:33,303 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:33,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:33,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:33,460 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:33,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:33,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:33,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:33,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:33,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:33,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:33,667 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:33,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:33,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:33,829 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:33,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:33,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:33,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:33,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:33,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:33,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:34,016 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:34,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:34,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:34,179 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:34,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:34,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:34,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:34,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:34,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:34,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:34,379 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:34,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:34,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:34,537 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:34,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:34,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:34,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:34,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:34,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:34,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:34,739 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:34,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:34,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:34,909 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:34,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:34,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:34,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:34,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:34,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:34,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:35,101 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:35,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:35,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:35,260 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:35,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:35,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:35,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:35,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:35,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:35,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:35,440 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:35,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:35,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:35,603 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:35,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:35,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:35,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:35,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:35,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:35,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:35,790 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:35,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:35,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:35,953 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:35,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:35,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:35,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:35,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:35,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:35,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:36,125 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:36,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:36,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:36,279 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:36,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:36,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:36,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:36,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:36,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:36,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:36,475 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:36,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:36,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:36,639 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:36,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:36,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:36,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:36,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:36,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:36,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:36,829 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:36,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:36,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:36,987 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:36,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:36,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:36,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:37,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:37,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:37,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:37,172 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:37,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:37,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:37,334 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:37,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:37,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:37,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:37,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:37,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:37,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:37,518 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:37,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:37,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:37,675 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:37,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:37,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:37,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:37,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:37,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:37,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:37,865 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:38,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:38,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:38,023 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:38,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:38,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:38,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:38,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:38,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:38,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:38,198 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:38,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:38,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:38,358 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:38,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:38,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:38,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:38,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:38,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:38,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:38,540 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:38,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:38,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:38,698 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:38,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:38,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:38,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:38,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:38,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:38,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:38,897 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:39,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:39,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:39,060 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:39,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:39,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:39,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:39,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:39,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:39,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:39,255 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:39,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:39,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:39,413 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:39,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:39,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:39,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:39,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:39,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:39,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:39,605 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:39,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:39,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:39,782 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:39,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:39,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:39,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:39,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:39,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:39,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:39,995 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:40,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:40,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:40,173 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:40,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:40,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:40,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:40,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:40,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:40,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:40,349 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:40,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:40,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:40,516 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:40,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:40,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:40,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:40,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:40,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:40,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:40,688 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:40,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:40,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:40,861 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:40,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:40,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:40,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:40,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:40,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:40,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:41,047 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:41,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:41,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:41,211 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:41,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:41,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:41,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:41,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:41,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:41,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:41,394 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:41,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:41,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:41,568 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:41,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:41,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:41,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:41,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:41,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:41,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:41,787 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:41,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:41,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:41,961 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:41,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:41,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:41,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:41,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:41,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:41,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:42,176 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:42,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:42,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:42,346 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:42,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:42,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:42,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:42,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:42,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:42,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:42,530 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:42,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:42,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:42,702 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:42,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:42,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:42,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:42,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:42,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:42,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:42,890 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:43,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:43,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:43,048 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:43,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:43,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:43,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:43,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:43,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:43,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:43,233 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:43,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:43,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:43,396 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:43,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:43,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:43,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:43,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:43,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:43,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:43,575 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:43,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:43,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:43,733 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:43,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:43,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:43,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:43,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:43,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:43,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:43,917 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:44,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:44,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:44,085 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:44,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:44,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:44,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:44,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:44,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:44,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:44,266 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:44,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:44,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:44,437 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:44,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:44,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:44,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:44,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:44,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:44,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:44,613 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:44,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:44,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:44,769 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:44,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:44,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:44,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:44,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:44,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:44,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:44,954 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:45,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:45,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:45,117 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:45,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:45,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:45,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:45,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:45,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:45,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:45,322 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:45,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:45,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:45,484 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:45,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:45,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:45,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:45,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:45,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:45,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:45,664 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:45,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:45,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:45,836 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:45,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:45,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:45,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:45,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:45,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:45,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:46,029 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:46,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:46,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:46,206 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:46,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:46,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:46,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:46,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:46,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:46,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:46,389 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:46,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:46,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:46,563 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:46,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:46,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:46,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:46,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:46,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:46,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:46,749 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:46,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:46,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:46,918 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:46,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:46,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:46,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:46,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:46,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:46,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:47,101 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:47,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:47,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:47,266 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:47,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:47,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:47,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:47,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:47,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:47,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:47,441 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:47,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:47,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:47,617 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:47,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:47,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:47,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:47,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:47,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:47,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:47,810 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:47,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:47,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:47,979 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:47,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:47,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:47,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:48,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:48,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:48,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:48,174 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:48,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:48,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:48,344 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:48,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:48,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:48,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:48,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:48,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:48,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:48,517 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:48,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:48,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:48,693 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:48,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:48,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:48,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:48,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:48,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:48,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:48,886 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:49,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:49,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:49,048 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:49,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:49,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:49,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:49,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:49,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:49,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:49,226 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:49,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:49,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:49,398 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:49,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:49,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:49,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:49,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:49,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:49,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:49,584 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:49,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:49,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:49,748 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:49,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:49,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:49,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:49,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:49,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:49,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:49,926 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:50,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:50,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:50,086 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:50,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:50,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:50,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:50,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:50,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:50,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:50,258 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:50,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:50,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:50,426 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:50,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:50,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:50,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:50,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:50,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:50,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:50,616 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:50,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:50,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:50,782 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:50,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:50,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:50,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:50,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:50,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:50,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:50,973 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:51,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:51,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:51,147 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:51,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:51,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:51,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:51,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:51,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:51,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:51,319 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:51,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:51,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:51,481 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:51,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:51,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:51,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:51,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:51,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:51,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:51,674 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:51,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:51,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:51,839 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:51,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:51,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:51,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:51,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:51,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:51,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:52,049 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:52,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:52,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:52,225 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:52,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:52,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:52,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:52,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:52,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:52,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:52,408 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:52,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:52,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:52,574 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:52,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:52,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:52,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:52,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:52,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:52,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:52,783 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:52,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:52,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:52,956 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:52,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:52,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:52,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:52,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:52,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:52,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:53,142 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:53,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:53,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:53,304 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:53,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:53,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:53,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:53,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:53,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:53,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:53,483 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:53,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:53,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:53,653 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:53,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:53,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:53,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:53,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:53,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:53,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:53,834 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:53,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:53,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:53,998 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:53,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:53,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:53,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:54,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:54,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:54,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:54,185 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:54,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:54,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:54,352 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:54,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:54,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:54,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:54,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:54,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:54,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:54,544 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:54,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:54,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:54,717 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:54,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:54,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:54,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:54,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:54,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:54,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:54,902 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:55,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:55,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:55,060 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:55,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:55,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:55,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:55,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:55,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:55,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:55,243 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:55,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:55,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:55,416 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:55,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:55,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:55,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:55,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:55,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:55,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:55,633 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:55,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:55,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:55,801 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:55,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:55,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:55,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:55,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:55,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:55,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:55,985 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:56,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:56,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:56,147 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:56,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:56,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:56,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:56,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:56,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:56,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:56,324 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:56,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:56,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:56,499 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:56,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:56,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:56,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:56,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:56,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:56,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:56,689 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:56,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:56,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:56,858 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:56,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:56,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:56,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:56,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:56,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:56,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:57,045 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:57,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:57,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:57,214 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:57,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:57,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:57,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:57,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:57,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:57,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:57,395 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:57,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:57,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:57,560 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:57,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:57,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:57,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:57,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:57,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:57,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:57,733 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:57,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:57,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:57,891 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:57,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:57,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:57,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:57,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:57,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:57,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:58,077 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:58,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:58,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:58,249 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:58,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:58,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:58,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:58,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:58,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:58,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:58,434 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:58,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:58,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:58,612 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:58,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:58,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:58,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:58,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:58,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:58,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:58,827 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:59,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:59,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:59,009 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:59,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:59,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:59,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:59,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:59,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:59,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:59,214 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:59,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:59,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:59,396 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:59,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:59,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:59,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:59,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:59,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:59,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:59,617 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:45:59,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:59,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:45:59,795 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:45:59,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:45:59,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:59,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:59,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:59,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:59,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:59,961 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:00,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:00,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:00,132 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:00,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:00,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:00,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:00,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:00,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:00,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:00,307 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:00,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:00,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:00,476 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:00,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:00,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:00,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:00,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:00,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:00,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:00,661 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:00,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:00,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:00,842 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:00,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:00,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:00,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:00,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:00,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:00,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:01,027 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:01,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:01,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:01,196 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:01,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:01,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:01,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:01,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:01,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:01,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:01,376 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:01,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:01,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:01,550 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:01,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:01,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:01,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:01,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:01,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:01,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:01,722 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:01,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:01,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:01,896 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:01,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:01,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:01,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:01,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:01,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:01,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:02,070 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:02,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:02,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:02,237 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:02,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:02,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:02,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:02,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:02,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:02,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:02,400 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:02,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:02,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:02,575 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:02,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:02,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:02,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:02,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:02,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:02,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:02,788 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:02,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:02,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:02,963 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:02,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:02,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:02,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:02,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:02,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:02,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:03,162 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:03,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:03,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:03,335 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:03,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:03,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:03,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:03,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:03,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:03,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:03,539 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:03,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:03,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:03,728 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:03,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:03,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:03,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:03,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:03,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:03,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:03,926 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:04,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:04,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:04,096 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:04,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:04,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:04,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:04,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:04,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:04,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:04,266 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:04,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:04,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:04,446 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:04,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:04,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:04,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:04,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:04,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:04,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:04,619 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:04,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:04,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:04,791 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:04,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:04,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:04,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:04,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:04,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:04,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:04,965 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:05,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:05,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:05,130 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:05,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:05,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:05,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:05,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:05,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:05,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:05,298 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:05,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:05,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:05,478 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:05,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:05,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:05,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:05,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:05,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:05,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:05,651 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:05,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:05,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:05,818 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:05,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:05,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:05,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:05,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:05,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:05,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:06,002 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:06,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:06,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:06,174 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:06,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:06,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:06,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:06,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:06,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:06,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:06,344 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:06,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:06,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:06,517 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:06,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:06,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:06,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:06,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:06,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:06,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:06,737 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:06,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:06,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:06,911 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:06,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:06,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:06,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:06,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:06,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:06,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:07,098 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:07,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:07,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:07,272 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:07,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:07,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:07,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:07,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:07,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:07,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:07,446 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:07,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:07,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:07,619 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:07,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:07,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:07,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:07,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:07,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:07,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:07,797 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:07,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:07,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:07,969 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:07,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:07,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:07,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:07,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:07,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:07,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:08,137 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:08,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:08,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:08,303 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:08,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:08,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:08,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:08,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:08,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:08,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:08,478 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:08,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:08,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:08,652 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:08,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:08,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:08,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:08,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:08,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:08,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:08,892 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:09,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:09,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:09,063 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:09,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:09,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:09,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:09,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:09,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:09,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:09,233 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:09,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:09,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:09,400 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:09,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:09,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:09,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:09,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:09,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:09,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:09,572 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:09,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:09,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:09,751 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:09,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:09,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:09,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:09,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:09,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:09,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:09,933 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:10,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:10,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:10,100 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:10,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:10,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:10,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:10,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:10,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:10,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:10,280 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:10,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:10,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:10,448 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:10,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:10,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:10,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:10,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:10,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:10,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:10,646 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:10,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:10,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:10,831 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:10,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:10,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:10,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:10,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:10,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:10,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:11,020 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:11,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:11,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:11,196 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:11,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:11,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:11,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:11,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:11,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:11,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:11,373 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:11,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:11,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:11,552 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:11,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:11,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:11,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:11,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:11,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:11,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:11,726 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:11,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:11,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:11,910 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:11,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:11,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:11,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:11,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:11,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:11,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:12,084 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:12,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:12,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:12,259 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:12,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:12,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:12,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:12,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:12,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:12,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:12,437 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:12,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:12,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:12,616 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:12,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:12,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:12,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:12,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:12,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:12,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:12,788 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:12,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:12,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:12,963 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:12,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:12,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:12,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:12,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:12,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:12,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:13,135 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:13,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:13,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:13,306 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:13,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:13,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:13,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:13,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:13,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:13,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:13,479 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:13,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:13,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:13,659 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:13,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:13,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:13,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:13,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:13,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:13,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:13,835 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:14,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:14,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:14,003 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:14,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:14,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:14,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:14,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:14,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:14,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:14,175 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:14,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:14,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:14,347 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:14,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:14,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:14,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:14,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:14,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:14,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:14,547 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:14,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:14,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:14,724 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:14,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:14,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:14,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:14,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:14,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:14,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:14,897 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:15,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:15,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:15,069 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:15,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:15,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:15,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:15,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:15,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:15,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:15,242 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:15,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:15,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:15,415 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:15,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:15,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:15,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:15,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:15,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:15,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:15,591 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:15,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:15,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:15,766 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:15,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:15,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:15,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:15,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:15,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:15,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:15,938 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:16,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:16,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:16,114 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:16,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:16,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:16,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:16,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:16,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:16,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:16,284 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:16,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:16,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:16,452 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:16,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:16,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:16,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:16,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:16,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:16,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:16,628 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:16,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:16,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:16,808 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:16,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:16,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:16,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:16,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:16,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:16,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:16,981 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:17,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:17,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:17,162 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:17,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:17,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:17,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:17,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:17,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:17,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:17,338 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:17,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:17,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:17,513 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:17,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:17,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:17,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:17,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:17,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:17,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:17,695 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:17,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:17,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:17,876 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:17,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:17,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:17,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:17,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:17,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:17,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:18,050 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:18,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:18,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:18,222 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:18,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:18,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:18,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:18,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:18,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:18,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:18,416 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:18,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:18,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:18,591 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:18,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:18,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:18,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:18,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:18,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:18,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:18,797 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:18,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:18,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:18,984 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:18,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:18,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:18,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:19,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:19,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:19,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:19,176 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:19,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:19,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:19,349 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:19,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:19,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:19,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:19,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:19,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:19,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:19,535 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:19,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:19,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:19,711 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:19,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:19,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:19,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:19,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:19,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:19,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:19,886 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:20,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:20,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:20,057 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:20,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:20,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:20,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:20,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:20,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:20,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:20,231 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:20,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:20,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:20,400 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:20,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:20,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:20,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:20,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:20,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:20,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:20,574 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:20,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:20,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:20,753 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:20,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:20,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:20,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:20,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:20,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:20,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:20,927 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:21,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:21,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:21,103 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:21,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:21,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:21,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:21,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:21,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:21,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:21,276 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:21,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:21,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:21,450 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:21,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:21,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:21,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:21,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:21,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:21,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:21,621 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:21,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:21,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:21,795 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:21,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:21,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:21,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:21,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:21,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:21,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:21,971 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:22,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:22,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:22,136 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:22,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:22,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:22,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:22,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:22,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:22,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:22,318 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:22,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:22,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:22,492 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:22,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:22,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:22,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:22,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:22,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:22,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:22,672 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:22,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:22,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:22,845 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:22,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:22,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:22,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:22,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:22,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:22,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:23,060 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:23,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:23,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:23,241 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:23,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:23,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:23,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:23,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:23,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:23,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:23,450 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:23,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:23,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:23,633 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:23,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:23,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:23,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:23,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:23,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:23,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:23,854 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:24,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:24,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:24,042 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:24,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:24,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:24,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:24,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:24,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:24,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:24,251 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:24,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:24,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:24,439 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:24,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:24,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:24,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:24,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:24,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:24,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:24,642 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:24,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:24,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:24,826 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:24,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:24,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:24,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:24,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:24,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:24,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:25,044 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:25,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:25,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:25,222 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:25,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:25,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:25,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:25,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:25,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:25,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:25,425 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:25,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:25,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:25,609 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:25,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:25,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:25,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:25,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:25,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:25,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:25,813 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:25,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:25,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:25,990 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:25,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:25,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:25,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:26,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:26,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:26,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:26,163 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:26,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:26,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:26,337 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:26,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:26,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:26,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:26,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:26,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:26,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:26,513 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:26,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:26,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:26,692 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:26,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:26,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:26,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:26,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:26,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:26,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:26,878 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:27,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:27,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:27,043 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:27,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:27,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:27,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:27,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:27,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:27,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:27,216 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:27,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:27,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:27,385 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:27,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:27,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:27,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:27,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:27,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:27,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:27,563 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:27,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:27,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:27,727 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:27,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:27,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:27,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:27,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:27,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:27,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:27,938 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:28,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:28,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:28,119 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:28,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:28,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:28,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:28,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:28,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:28,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:28,317 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:28,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:28,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:28,495 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:28,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:28,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:28,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:28,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:28,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:28,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:28,681 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:28,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:28,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:28,884 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:28,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:28,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:28,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:28,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:28,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:28,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:29,060 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:29,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:29,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:29,233 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:29,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:29,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:29,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:29,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:29,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:29,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:29,415 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:29,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:29,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:29,581 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:29,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:29,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:29,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:29,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:29,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:29,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:29,765 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:29,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:29,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:29,931 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:29,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:29,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:29,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:29,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:29,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:29,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:30,108 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:30,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:30,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:30,285 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:30,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:30,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:30,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:30,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:30,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:30,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:30,460 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:30,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:30,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:30,632 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:30,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:30,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:30,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:30,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:30,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:30,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:30,813 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:30,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:30,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:30,986 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:30,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:30,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:30,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:31,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:31,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:31,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:31,163 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:31,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:31,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:31,343 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:31,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:31,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:31,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:31,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:31,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:31,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:31,533 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:31,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:31,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:31,706 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:31,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:31,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:31,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:31,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:31,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:31,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:31,882 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:32,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:32,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:32,057 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:32,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:32,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:32,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:32,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:32,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:32,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:32,237 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:32,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:32,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:32,411 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:32,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:32,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:32,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:32,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:32,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:32,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:32,618 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:32,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:32,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:32,796 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:32,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:32,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:32,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:32,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:32,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:32,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:32,986 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:33,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:33,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:33,167 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:33,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:33,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:33,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:33,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:33,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:33,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:33,366 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:33,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:33,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:33,539 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:33,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:33,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:33,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:33,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:33,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:33,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:33,724 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:33,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:33,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:33,901 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:33,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:33,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:33,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:33,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:33,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:33,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:34,076 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:34,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:34,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:34,250 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:34,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:34,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:34,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:34,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:34,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:34,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:34,432 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:34,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:34,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:34,605 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:34,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:34,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:34,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:34,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:34,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:34,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:34,782 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:34,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:34,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:34,951 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:34,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:34,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:34,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:34,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:34,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:34,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:35,129 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:35,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:35,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:35,302 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:35,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:35,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:35,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:35,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:35,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:35,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:35,480 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:35,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:35,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:35,657 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:35,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:35,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:35,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:35,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:35,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:35,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:35,833 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:36,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:36,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:36,006 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:36,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:36,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:36,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:36,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:36,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:36,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:36,184 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:36,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:36,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:36,357 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:36,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:36,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:36,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:36,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:36,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:36,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:36,535 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:36,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:36,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:36,712 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:36,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:36,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:36,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:36,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:36,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:36,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:36,887 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:37,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:37,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:37,064 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:37,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:37,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:37,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:37,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:37,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:37,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:37,257 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:37,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:37,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:37,436 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:37,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:37,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:37,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:37,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:37,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:37,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:37,638 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:37,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:37,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:37,818 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:37,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:37,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:37,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:37,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:37,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:37,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:38,016 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:38,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:38,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:38,191 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:38,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:38,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:38,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:38,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:38,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:38,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:38,370 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:38,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:38,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:38,557 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:38,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:38,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:38,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:38,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:38,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:38,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:38,735 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:38,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:38,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:38,911 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:38,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:38,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:38,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:38,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:38,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:38,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:39,089 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:39,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:39,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:39,266 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:39,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:39,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:39,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:39,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:39,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:39,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:39,445 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:39,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:39,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:39,625 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:39,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:39,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:39,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:39,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:39,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:39,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:39,801 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:39,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:39,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:39,972 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:39,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:39,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:39,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:39,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:40,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:40,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:40,151 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:40,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:40,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:40,325 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:40,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:40,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:40,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:40,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:40,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:40,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:40,502 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:40,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:40,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:40,681 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:40,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:40,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:40,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:40,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:40,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:40,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:40,856 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:41,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:41,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:41,036 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:41,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:41,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:41,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:41,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:41,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:41,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:41,222 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:41,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:41,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:41,409 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:41,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:41,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:41,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:41,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:41,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:41,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:41,588 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:41,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:41,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:41,779 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:41,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:41,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:41,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:41,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:41,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:41,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:41,976 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:42,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:42,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:42,149 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:42,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:42,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:42,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:42,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:42,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:42,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:42,343 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:42,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:42,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:42,537 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:42,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:42,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:42,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:42,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:42,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:42,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:42,736 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:42,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:42,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:42,911 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:42,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:42,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:42,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:42,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:42,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:42,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:43,094 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:43,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:43,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:43,271 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:43,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:43,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:43,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:43,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:43,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:43,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:43,456 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:43,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:43,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:43,642 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:43,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:43,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:43,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:43,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:43,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:43,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:43,824 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:44,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:44,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:44,003 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:44,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:44,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:44,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:44,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:44,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:44,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:44,177 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:44,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:44,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:44,363 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:44,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:44,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:44,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:44,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:44,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:44,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:44,540 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:44,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:44,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:44,726 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:44,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:44,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:44,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:44,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:44,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:44,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:44,904 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:45,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:45,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:45,078 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:45,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:45,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:45,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:45,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:45,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:45,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:45,262 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:45,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:45,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:45,449 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:45,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:45,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:45,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:45,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:45,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:45,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:45,629 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:45,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:45,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:45,812 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:45,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:45,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:45,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:45,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:45,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:45,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:45,998 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:46,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:46,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:46,174 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:46,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:46,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:46,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:46,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:46,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:46,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:46,353 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:46,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:46,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:46,536 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:46,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:46,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:46,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:46,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:46,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:46,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:46,717 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:46,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:46,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:46,885 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:46,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:46,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:46,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:46,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:46,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:46,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:47,064 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:47,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:47,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:47,244 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:47,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:47,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:47,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:47,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:47,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:47,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:47,456 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:47,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:47,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:47,652 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:47,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:47,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:47,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:47,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:47,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:47,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:47,851 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:48,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:48,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:48,034 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:48,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:48,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:48,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:48,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:48,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:48,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:48,241 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:48,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:48,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:48,433 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:48,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:48,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:48,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:48,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:48,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:48,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:48,630 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:48,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:48,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:48,812 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:48,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:48,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:48,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:48,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:48,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:48,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:48,999 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:49,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:49,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:49,175 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:49,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:49,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:49,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:49,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:49,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:49,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:49,361 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:49,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:49,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:49,550 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:49,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:49,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:49,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:49,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:49,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:49,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:49,727 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:49,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:49,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:49,909 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:49,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:49,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:49,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:49,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:49,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:49,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:50,086 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:50,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:50,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:50,266 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:50,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:50,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:50,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:50,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:50,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:50,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:50,444 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:50,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:50,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:50,633 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:50,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:50,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:50,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:50,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:50,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:50,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:50,810 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:50,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:50,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:50,986 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:50,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:50,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:50,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:51,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:51,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:51,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:51,168 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:51,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:51,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:51,350 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:51,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:51,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:51,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:51,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:51,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:51,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:51,530 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:51,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:51,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:51,715 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:51,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:51,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:51,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:51,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:51,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:51,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:51,906 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:52,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:52,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:52,085 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:52,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:52,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:52,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:52,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:52,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:52,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:52,265 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:52,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:52,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:52,449 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:52,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:52,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:52,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:52,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:52,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:52,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:52,629 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:52,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:52,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:52,809 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:52,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:52,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:52,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:52,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:52,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:52,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:53,013 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:53,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:53,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:53,192 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:53,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:53,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:53,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:53,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:53,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:53,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:53,398 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:53,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:53,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:53,581 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:53,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:53,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:53,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:53,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:53,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:53,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:53,767 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:53,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:53,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:53,941 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:53,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:53,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:53,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:53,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:53,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:53,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:54,122 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:54,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:54,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:54,297 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:54,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:54,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:54,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:54,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:54,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:54,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:54,474 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:54,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:54,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:54,655 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:54,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:54,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:54,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:54,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:54,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:54,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:54,850 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:55,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:55,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:55,020 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:55,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:55,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:55,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:55,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:55,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:55,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:55,201 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:55,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:55,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:55,376 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:55,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:55,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:55,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:55,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:55,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:55,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:55,555 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:55,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:55,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:55,732 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:55,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:55,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:55,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:55,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:55,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:55,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:55,917 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:56,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:56,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:56,086 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:56,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:56,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:56,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:56,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:56,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:56,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:56,262 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:56,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:56,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:56,436 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:56,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:56,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:56,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:56,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:56,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:56,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:56,615 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:56,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:56,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:56,788 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:56,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:56,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:56,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:56,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:56,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:56,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:56,973 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:57,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:57,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:57,148 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:57,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:57,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:57,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:57,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:57,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:57,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:57,328 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:57,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:57,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:57,504 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:57,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:57,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:57,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:57,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:57,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:57,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:57,687 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:57,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:57,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:57,866 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:57,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:57,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:57,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:57,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:57,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:57,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:58,044 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:58,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:58,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:58,222 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:58,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:58,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:58,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:58,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:58,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:58,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:58,436 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:58,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:58,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:58,620 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:58,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:58,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:58,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:58,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:58,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:58,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:58,819 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:59,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:59,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:59,014 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:59,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:59,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:59,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:59,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:59,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:59,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:59,200 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:59,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:59,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:59,381 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:59,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:59,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:59,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:59,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:59,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:59,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:59,563 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:59,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:59,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:46:59,742 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:46:59,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:46:59,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:59,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:59,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:59,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:46:59,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:46:59,932 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:00,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:00,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:00,103 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:00,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:00,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:00,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:00,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:00,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:00,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:00,285 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:00,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:00,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:00,462 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:00,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:00,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:00,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:00,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:00,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:00,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:00,642 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:00,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:00,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:00,815 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:00,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:00,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:00,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:00,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:00,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:00,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:00,997 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:01,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:01,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:01,173 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:01,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:01,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:01,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:01,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:01,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:01,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:01,354 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:01,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:01,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:01,531 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:01,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:01,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:01,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:01,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:01,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:01,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:01,713 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:01,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:01,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:01,892 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:01,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:01,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:01,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:01,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:01,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:01,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:02,074 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:02,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:02,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:02,250 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:02,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:02,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:02,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:02,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:02,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:02,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:02,431 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:02,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:02,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:02,607 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:02,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:02,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:02,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:02,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:02,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:02,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:02,792 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:02,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:02,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:02,965 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:02,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:02,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:02,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:02,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:02,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:02,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:03,151 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:03,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:03,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:03,328 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:03,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:03,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:03,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:03,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:03,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:03,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:03,509 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:03,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:03,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:03,683 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:03,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:03,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:03,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:03,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:03,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:03,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:03,885 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:04,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:04,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:04,062 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:04,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:04,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:04,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:04,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:04,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:04,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:04,252 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:04,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:04,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:04,430 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:04,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:04,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:04,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:04,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:04,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:04,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:04,613 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:04,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:04,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:04,786 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:04,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:04,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:04,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:04,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:04,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:04,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:04,965 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:05,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:05,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:05,141 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:05,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:05,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:05,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:05,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:05,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:05,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:05,322 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:05,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:05,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:05,500 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:05,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:05,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:05,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:05,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:05,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:05,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:05,678 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:05,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:05,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:05,857 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:05,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:05,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:05,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:05,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:05,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:05,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:06,045 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:06,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:06,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:06,225 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:06,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:06,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:06,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:06,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:06,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:06,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:06,420 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:06,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:06,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:06,601 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:06,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:06,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:06,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:06,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:06,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:06,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:06,791 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:06,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:06,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:06,964 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:06,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:06,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:06,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:06,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:06,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:06,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:07,145 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:07,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:07,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:07,323 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:07,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:07,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:07,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:07,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:07,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:07,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:07,503 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:07,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:07,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:07,676 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:07,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:07,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:07,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:07,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:07,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:07,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:07,864 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:08,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:08,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:08,038 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:08,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:08,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:08,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:08,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:08,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:08,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:08,222 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:08,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:08,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:08,401 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:08,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:08,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:08,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:08,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:08,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:08,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:08,585 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:08,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:08,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:08,760 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:08,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:08,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:08,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:08,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:08,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:08,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:08,949 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:09,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:09,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:09,128 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:09,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:09,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:09,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:09,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:09,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:09,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:09,319 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:09,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:09,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:09,498 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:09,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:09,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:09,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:09,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:09,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:09,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:09,699 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:09,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:09,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:09,878 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:09,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:09,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:09,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:09,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:09,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:09,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:10,061 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:10,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:10,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:10,239 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:10,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:10,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:10,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:10,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:10,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:10,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:10,428 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:10,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:10,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:10,607 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:10,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:10,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:10,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:10,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:10,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:10,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:10,785 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:10,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:10,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:10,958 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:10,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:10,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:10,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:10,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:10,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:10,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:11,136 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:11,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:11,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:11,314 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:11,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:11,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:11,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:11,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:11,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:11,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:11,494 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:11,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:11,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:11,673 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:11,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:11,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:11,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:11,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:11,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:11,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:11,851 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:12,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:12,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:12,026 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:12,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:12,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:12,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:12,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:12,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:12,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:12,206 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:12,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:12,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:12,386 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:12,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:12,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:12,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:12,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:12,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:12,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:12,570 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:12,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:12,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:12,743 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:12,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:12,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:12,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:12,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:12,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:12,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:12,928 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:13,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:13,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:13,102 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:13,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:13,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:13,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:13,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:13,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:13,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:13,285 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:13,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:13,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:13,463 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:13,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:13,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:13,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:13,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:13,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:13,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:13,645 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:13,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:13,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:13,819 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:13,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:13,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:13,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:13,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:13,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:13,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:14,000 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:14,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:14,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:14,186 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:14,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:14,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:14,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:14,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:14,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:14,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:14,374 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:14,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:14,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:14,555 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:14,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:14,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:14,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:14,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:14,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:14,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:14,736 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:14,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:14,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:14,910 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:14,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:14,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:14,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:14,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:14,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:14,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:15,093 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:15,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:15,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:15,280 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:15,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:15,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:15,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:15,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:15,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:15,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:15,469 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:15,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:15,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:15,662 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:15,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:15,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:15,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:15,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:15,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:15,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:15,849 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:16,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:16,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:16,035 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:16,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:16,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:16,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:16,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:16,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:16,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:16,222 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:16,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:16,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:16,417 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:16,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:16,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:16,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:16,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:16,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:16,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:16,604 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:16,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:16,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:16,792 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:16,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:16,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:16,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:16,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:16,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:16,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:16,973 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:17,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:17,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:17,155 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:17,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:17,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:17,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:17,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:17,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:17,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:17,336 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:17,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:17,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:17,523 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:17,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:17,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:17,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:17,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:17,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:17,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:17,704 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:17,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:17,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:17,878 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:17,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:17,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:17,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:17,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:17,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:17,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:18,071 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:18,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:18,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:18,245 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:18,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:18,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:18,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:18,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:18,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:18,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:18,427 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:18,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:18,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:18,608 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:18,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:18,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:18,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:18,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:18,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:18,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:18,786 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:18,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:18,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:18,963 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:18,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:18,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:18,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:18,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:18,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:18,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:19,152 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:19,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:19,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:19,326 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:19,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:19,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:19,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:19,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:19,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:19,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:19,506 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:19,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:19,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:19,686 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:19,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:19,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:19,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:19,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:19,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:19,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:19,873 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:20,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:20,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:20,049 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:20,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:20,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:20,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:20,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:20,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:20,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:20,232 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:20,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:20,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:20,411 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:20,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:20,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:20,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:20,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:20,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:20,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:20,595 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:20,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:20,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:20,776 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:20,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:20,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:20,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:20,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:20,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:20,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:20,958 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:21,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:21,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:21,140 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:21,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:21,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:21,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:21,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:21,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:21,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:21,323 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:21,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:21,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:21,505 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:21,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:21,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:21,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:21,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:21,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:21,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:21,711 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:21,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:21,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:21,894 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:21,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:21,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:21,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:21,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:21,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:21,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:22,084 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:22,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:22,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:22,260 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:22,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:22,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:22,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:22,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:22,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:22,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:22,445 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:22,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:22,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:22,627 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:22,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:22,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:22,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:22,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:22,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:22,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:22,808 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:22,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:22,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:22,990 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:22,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:22,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:22,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:23,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:23,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:23,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:23,174 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:23,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:23,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:23,349 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:23,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:23,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:23,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:23,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:23,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:23,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:23,530 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:23,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:23,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:23,717 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:23,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:23,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:23,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:23,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:23,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:23,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:23,901 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:24,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:24,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:24,090 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:24,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:24,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:24,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:24,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:24,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:24,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:24,270 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:24,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:24,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:24,453 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:24,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:24,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:24,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:24,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:24,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:24,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:24,636 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:24,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:24,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:24,824 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:24,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:24,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:24,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:24,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:24,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:24,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:25,005 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:25,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:25,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:25,189 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:25,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:25,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:25,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:25,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:25,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:25,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:25,377 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:25,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:25,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:25,560 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:25,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:25,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:25,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:25,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:25,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:25,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:25,743 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:25,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:25,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:25,933 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:25,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:25,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:25,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:25,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:25,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:25,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:26,118 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:26,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:26,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:26,302 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:26,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:26,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:26,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:26,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:26,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:26,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:26,494 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:26,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:26,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:26,678 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:26,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:26,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:26,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:26,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:26,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:26,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:26,862 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:27,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:27,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:27,051 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:27,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:27,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:27,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:27,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:27,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:27,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:27,232 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:27,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:27,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:27,416 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:27,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:27,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:27,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:27,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:27,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:27,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:27,607 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:27,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:27,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:27,795 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:27,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:27,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:27,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:27,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:27,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:27,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:28,009 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:28,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:28,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:28,199 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:28,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:28,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:28,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:28,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:28,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:28,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:28,384 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:28,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:28,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:28,569 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:28,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:28,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:28,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:28,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:28,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:28,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:28,763 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:28,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:28,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:28,955 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:28,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:28,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:28,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:28,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:28,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:28,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:29,139 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:29,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:29,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:29,328 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:29,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:29,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:29,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:29,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:29,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:29,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:29,508 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:29,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:29,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:29,693 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:29,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:29,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:29,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:29,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:29,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:29,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:29,873 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:30,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:30,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:30,062 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:30,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:30,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:30,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:30,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:30,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:30,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:30,244 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:30,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:30,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:30,433 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:30,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:30,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:30,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:30,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:30,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:30,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:30,617 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:30,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:30,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:30,803 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:30,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:30,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:30,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:30,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:30,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:30,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:30,988 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:31,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:31,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:31,178 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:31,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:31,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:31,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:31,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:31,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:31,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:31,360 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:31,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:31,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:31,550 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:31,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:31,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:31,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:31,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:31,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:31,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:31,734 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:31,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:31,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:31,919 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:31,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:31,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:31,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:31,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:31,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:31,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:32,103 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:32,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:32,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:32,295 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:32,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:32,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:32,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:32,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:32,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:32,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:32,492 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:32,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:32,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:32,692 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:32,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:32,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:32,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:32,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:32,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:32,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:32,905 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:33,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:33,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:33,091 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:33,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:33,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:33,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:33,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:33,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:33,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:33,310 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:33,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:33,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:33,504 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:33,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:33,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:33,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:33,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:33,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:33,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:33,727 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:33,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:33,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:33,929 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:33,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:33,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:33,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:33,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:33,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:33,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:34,155 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:34,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:34,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:34,355 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:34,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:34,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:34,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:34,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:34,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:34,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:34,600 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:34,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:34,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:34,804 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:34,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:34,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:34,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:34,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:34,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:34,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:35,036 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:35,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:35,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:35,238 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:35,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:35,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:35,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:35,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:35,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:35,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:35,464 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:35,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:35,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:35,662 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:35,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:35,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:35,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:35,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:35,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:35,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:35,899 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:36,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:36,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:36,109 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:36,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:36,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:36,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:36,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:36,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:36,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:36,336 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:36,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:36,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:36,543 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:36,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:36,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:36,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:36,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:36,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:36,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:36,773 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:36,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:36,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:36,975 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:36,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:36,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:36,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:37,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:37,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:37,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:37,203 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:37,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:37,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:37,404 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:37,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:37,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:37,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:37,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:37,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:37,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:37,585 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:37,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:37,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:37,775 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:37,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:37,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:37,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:37,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:37,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:37,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:37,989 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:38,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:38,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:38,168 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:38,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:38,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:38,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:38,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:38,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:38,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:38,350 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:38,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:38,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:38,534 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:38,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:38,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:38,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:38,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:38,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:38,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:38,723 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:38,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:38,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:38,907 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:38,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:38,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:38,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:38,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:38,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:38,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:39,095 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:39,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:39,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:39,274 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:39,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:39,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:39,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:39,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:39,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:39,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:39,460 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:39,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:39,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:39,646 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:39,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:39,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:39,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:39,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:39,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:39,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:39,829 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:40,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:40,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:40,010 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:40,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:40,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:40,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:40,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:40,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:40,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:40,218 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:40,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:40,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:40,398 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:40,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:40,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:40,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:40,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:40,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:40,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:40,582 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:40,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:40,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:40,767 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:40,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:40,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:40,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:40,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:40,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:40,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:40,950 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:41,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:41,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:41,129 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:41,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:41,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:41,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:41,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:41,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:41,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:41,328 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:41,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:41,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:41,512 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:41,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:41,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:41,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:41,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:41,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:41,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:41,724 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:41,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:41,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:41,910 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:41,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:41,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:41,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:41,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:41,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:41,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:42,098 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:42,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:42,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:42,278 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:42,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:42,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:42,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:42,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:42,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:42,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:42,473 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:42,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:42,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:42,652 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:42,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:42,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:42,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:42,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:42,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:42,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:42,836 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:43,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:43,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:43,039 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:43,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:43,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:43,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:43,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:43,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:43,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:43,228 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:43,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:43,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:43,409 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:43,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:43,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:43,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:43,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:43,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:43,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:43,596 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:43,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:43,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:43,783 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:43,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:43,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:43,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:43,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:43,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:43,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:43,965 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:44,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:44,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:44,144 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:44,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:44,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:44,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:44,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:44,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:44,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:44,327 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:44,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:44,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:44,511 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:44,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:44,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:44,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:44,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:44,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:44,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:44,697 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:44,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:44,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:44,877 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:44,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:44,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:44,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:44,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:44,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:44,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:45,072 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:45,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:45,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:45,255 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:45,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:45,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:45,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:45,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:45,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:45,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:45,436 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:45,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:45,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:45,622 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:45,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:45,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:45,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:45,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:45,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:45,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:45,805 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:45,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:45,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:45,986 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:45,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:45,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:45,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:46,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:46,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:46,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:46,168 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:46,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:46,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:46,354 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:46,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:46,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:46,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:46,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:46,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:46,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:46,540 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:46,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:46,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:46,721 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:46,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:46,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:46,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:46,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:46,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:46,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:46,903 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:47,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:47,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:47,090 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:47,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:47,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:47,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:47,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:47,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:47,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:47,274 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:47,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:47,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:47,462 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:47,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:47,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:47,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:47,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:47,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:47,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:47,654 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:47,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:47,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:47,847 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:47,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:47,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:47,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:47,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:47,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:47,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:48,033 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:48,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:48,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:48,222 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:48,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:48,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:48,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:48,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:48,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:48,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:48,436 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:48,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:48,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:48,630 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:48,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:48,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:48,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:48,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:48,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:48,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:48,816 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:49,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:49,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:49,012 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:49,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:49,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:49,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:49,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:49,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:49,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:49,200 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:49,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:49,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:49,389 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:49,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:49,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:49,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:49,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:49,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:49,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:49,572 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:49,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:49,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:49,766 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:49,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:49,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:49,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:49,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:49,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:49,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:49,951 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:50,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:50,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:50,139 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:50,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:50,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:50,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:50,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:50,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:50,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:50,324 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:50,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:50,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:50,518 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:50,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:50,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:50,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:50,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:50,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:50,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:50,704 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:50,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:50,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:50,894 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:50,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:50,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:50,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:50,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:50,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:50,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:51,077 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:51,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:51,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:51,271 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:51,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:51,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:51,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:51,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:51,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:51,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:51,455 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:51,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:51,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:51,644 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:51,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:51,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:51,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:51,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:51,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:51,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:51,839 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:52,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:52,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:52,029 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:52,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:52,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:52,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:52,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:52,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:52,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:52,220 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:52,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:52,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:52,407 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:52,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:52,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:52,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:52,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:52,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:52,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:52,592 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:52,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:52,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:52,773 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:52,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:52,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:52,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:52,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:52,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:52,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:52,958 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:53,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:53,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:53,145 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:53,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:53,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:53,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:53,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:53,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:53,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:53,333 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:53,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:53,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:53,516 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:53,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:53,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:53,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:53,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:53,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:53,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:53,704 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:53,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:53,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:53,891 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:53,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:53,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:53,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:53,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:53,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:53,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:54,082 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:54,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:54,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:54,265 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:54,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:54,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:54,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:54,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:54,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:54,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:54,455 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:54,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:54,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:54,641 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:54,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:54,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:54,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:54,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:54,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:54,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:54,829 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:55,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:55,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:55,011 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:55,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:55,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:55,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:55,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:55,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:55,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:55,209 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:55,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:55,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:55,397 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:55,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:55,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:55,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:55,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:55,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:55,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:55,589 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:55,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:55,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:55,778 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:55,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:55,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:55,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:55,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:55,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:55,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:55,970 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:56,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:56,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:56,153 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:56,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:56,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:56,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:56,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:56,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:56,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:56,346 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:56,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:56,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:56,535 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:56,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:56,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:56,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:56,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:56,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:56,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:56,726 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:56,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:56,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:56,909 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:56,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:56,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:56,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:56,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:56,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:56,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:57,097 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:57,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:57,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:57,285 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:57,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:57,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:57,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:57,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:57,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:57,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:57,471 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:57,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:57,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:57,654 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:57,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:57,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:57,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:57,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:57,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:57,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:57,840 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:58,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:58,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:58,035 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:58,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:58,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:58,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:58,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:58,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:58,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:58,223 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:58,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:58,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:58,420 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:58,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:58,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:58,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:58,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:58,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:58,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:58,605 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:58,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:58,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:58,798 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:58,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:58,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:58,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:58,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:58,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:58,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:58,988 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:59,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:59,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:59,186 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:59,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:59,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:59,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:59,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:59,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:59,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:59,375 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:59,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:59,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:59,566 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:59,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:59,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:59,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:59,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:59,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:59,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:47:59,753 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:59,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:59,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:47:59,951 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:47:59,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:59,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:59,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:59,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:59,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:47:59,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:00,141 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:00,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:00,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:00,332 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:00,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:00,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:00,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:00,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:00,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:00,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:00,522 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:00,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:00,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:00,718 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:00,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:00,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:00,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:00,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:00,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:00,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:00,908 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:01,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:01,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:01,100 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:01,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:01,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:01,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:01,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:01,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:01,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:01,298 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:01,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:01,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:01,490 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:01,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:01,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:01,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:01,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:01,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:01,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:01,679 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:01,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:01,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:01,877 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:01,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:01,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:01,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:01,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:01,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:01,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:02,070 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:02,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:02,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:02,262 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:02,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:02,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:02,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:02,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:02,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:02,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:02,488 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:02,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:02,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:02,692 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:02,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:02,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:02,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:02,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:02,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:02,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:02,900 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:03,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:03,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:03,094 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:03,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:03,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:03,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:03,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:03,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:03,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:03,286 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:03,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:03,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:03,487 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:03,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:03,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:03,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:03,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:03,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:03,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:03,679 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:03,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:03,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:03,871 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:03,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:03,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:03,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:03,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:03,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:03,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:04,063 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:04,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:04,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:04,261 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:04,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:04,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:04,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:04,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:04,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:04,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:04,453 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:04,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:04,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:04,651 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:04,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:04,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:04,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:04,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:04,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:04,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:04,841 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:05,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:05,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:05,026 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:05,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:05,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:05,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:05,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:05,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:05,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:05,216 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:05,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:05,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:05,406 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:05,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:05,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:05,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:05,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:05,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:05,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:05,594 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:05,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:05,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:05,778 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:05,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:05,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:05,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:05,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:05,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:05,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:05,961 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:06,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:06,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:06,151 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:06,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:06,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:06,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:06,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:06,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:06,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:06,347 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:06,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:06,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:06,532 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:06,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:06,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:06,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:06,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:06,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:06,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:06,727 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:06,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:06,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:06,917 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:06,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:06,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:06,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:06,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:06,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:06,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:07,107 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:07,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:07,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:07,293 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:07,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:07,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:07,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:07,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:07,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:07,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:07,484 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:07,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:07,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:07,670 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:07,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:07,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:07,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:07,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:07,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:07,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:07,860 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:08,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:08,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:08,052 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:08,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:08,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:08,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:08,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:08,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:08,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:08,240 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:08,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:08,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:08,427 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:08,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:08,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:08,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:08,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:08,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:08,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:08,619 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:08,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:08,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:08,812 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:08,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:08,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:08,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:08,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:08,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:08,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:09,002 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:09,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:09,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:09,188 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:09,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:09,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:09,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:09,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:09,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:09,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:09,379 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:09,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:09,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:09,569 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:09,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:09,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:09,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:09,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:09,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:09,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:09,762 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:09,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:09,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:09,954 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:09,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:09,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:09,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:09,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:09,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:09,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:10,168 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:10,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:10,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:10,361 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:10,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:10,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:10,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:10,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:10,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:10,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:10,550 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:10,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:10,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:10,741 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:10,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:10,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:10,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:10,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:10,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:10,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:10,931 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:11,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:11,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:11,116 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:11,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:11,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:11,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:11,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:11,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:11,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:11,307 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:11,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:11,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:11,499 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:11,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:11,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:11,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:11,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:11,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:11,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:11,688 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:11,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:11,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:11,875 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:11,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:11,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:11,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:11,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:11,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:11,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:12,069 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:12,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:12,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:12,260 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:12,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:12,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:12,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:12,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:12,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:12,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:12,450 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:12,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:12,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:12,636 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:12,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:12,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:12,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:12,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:12,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:12,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:12,825 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:13,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:13,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:13,015 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:13,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:13,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:13,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:13,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:13,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:13,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:13,203 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:13,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:13,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:13,394 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:13,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:13,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:13,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:13,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:13,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:13,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:13,586 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:13,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:13,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:13,773 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:13,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:13,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:13,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:13,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:13,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:13,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:13,960 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:14,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:14,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:14,153 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:14,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:14,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:14,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:14,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:14,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:14,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:14,343 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:14,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:14,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:14,530 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:14,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:14,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:14,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:14,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:14,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:14,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:14,716 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:14,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:14,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:14,908 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:14,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:14,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:14,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:14,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:14,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:14,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:15,096 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:15,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:15,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:15,283 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:15,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:15,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:15,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:15,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:15,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:15,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:15,484 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:15,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:15,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:15,676 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:15,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:15,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:15,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:15,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:15,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:15,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:15,864 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:16,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:16,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:16,052 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:16,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:16,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:16,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:16,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:16,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:16,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:16,251 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:16,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:16,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:16,438 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:16,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:16,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:16,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:16,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:16,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:16,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:16,628 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:16,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:16,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:16,820 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:16,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:16,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:16,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:16,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:16,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:16,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:17,011 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:17,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:17,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:17,198 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:17,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:17,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:17,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:17,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:17,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:17,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:17,387 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:17,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:17,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:17,585 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:17,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:17,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:17,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:17,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:17,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:17,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:17,790 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:17,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:17,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:17,979 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:17,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:17,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:17,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:18,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:18,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:18,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:18,170 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:18,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:18,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:18,363 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:18,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:18,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:18,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:18,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:18,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:18,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:18,562 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:18,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:18,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:18,749 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:18,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:18,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:18,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:18,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:18,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:18,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:18,949 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:19,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:19,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:19,136 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:19,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:19,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:19,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:19,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:19,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:19,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:19,325 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:19,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:19,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:19,519 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:19,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:19,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:19,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:19,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:19,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:19,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:19,713 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:19,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:19,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:19,900 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:19,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:19,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:19,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:19,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:19,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:19,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:20,089 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:20,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:20,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:20,282 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:20,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:20,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:20,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:20,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:20,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:20,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:20,471 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:20,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:20,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:20,659 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:20,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:20,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:20,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:20,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:20,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:20,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:20,848 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:21,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:21,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:21,040 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:21,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:21,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:21,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:21,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:21,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:21,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:21,234 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:21,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:21,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:21,422 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:21,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:21,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:21,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:21,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:21,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:21,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:21,621 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:21,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:21,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:21,809 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:21,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:21,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:21,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:21,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:21,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:21,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:22,000 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:22,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:22,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:22,193 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:22,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:22,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:22,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:22,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:22,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:22,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:22,382 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:22,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:22,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:22,570 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:22,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:22,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:22,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:22,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:22,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:22,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:22,758 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:22,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:22,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:22,952 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:22,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:22,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:22,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:22,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:22,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:22,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:23,149 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:23,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:23,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:23,339 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:23,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:23,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:23,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:23,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:23,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:23,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:23,532 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:23,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:23,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:23,725 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:23,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:23,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:23,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:23,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:23,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:23,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:23,918 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:24,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:24,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:24,129 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:24,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:24,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:24,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:24,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:24,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:24,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:24,337 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:24,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:24,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:24,525 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:24,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:24,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:24,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:24,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:24,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:24,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:24,719 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:24,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:24,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:24,914 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:24,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:24,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:24,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:24,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:24,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:24,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:25,111 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:25,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:25,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:25,304 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:25,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:25,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:25,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:25,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:25,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:25,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:25,529 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:25,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:25,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:25,729 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:25,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:25,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:25,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:25,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:25,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:25,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:25,940 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:26,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:26,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:26,129 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:26,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:26,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:26,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:26,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:26,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:26,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:26,318 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:26,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:26,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:26,513 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:26,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:26,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:26,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:26,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:26,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:26,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:26,704 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:26,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:26,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:26,899 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:26,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:26,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:26,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:26,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:26,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:26,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:27,089 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:27,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:27,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:27,278 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:27,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:27,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:27,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:27,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:27,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:27,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:27,468 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:27,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:27,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:27,663 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:27,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:27,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:27,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:27,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:27,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:27,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:27,852 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:28,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:28,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:28,041 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:28,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:28,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:28,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:28,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:28,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:28,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:28,231 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:28,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:28,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:28,427 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:28,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:28,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:28,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:28,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:28,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:28,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:28,621 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:28,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:28,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:28,853 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:28,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:28,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:28,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:28,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:28,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:28,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:29,043 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:29,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:29,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:29,239 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:29,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:29,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:29,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:29,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:29,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:29,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:29,429 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:29,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:29,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:29,624 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:29,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:29,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:29,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:29,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:29,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:29,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:29,815 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:30,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:30,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:30,005 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:30,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:30,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:30,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:30,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:30,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:30,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:30,198 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:30,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:30,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:30,395 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:30,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:30,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:30,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:30,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:30,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:30,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:30,584 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:30,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:30,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:30,775 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:30,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:30,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:30,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:30,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:30,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:30,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:30,964 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:31,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:31,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:31,159 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:31,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:31,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:31,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:31,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:31,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:31,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:31,360 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:31,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:31,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:31,549 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:31,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:31,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:31,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:31,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:31,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:31,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:31,742 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:31,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:31,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:31,936 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:31,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:31,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:31,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:31,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:31,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:31,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:32,130 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:32,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:32,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:32,325 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:32,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:32,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:32,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:32,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:32,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:32,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:32,518 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:32,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:32,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:32,708 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:32,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:32,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:32,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:32,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:32,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:32,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:32,902 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:33,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:33,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:33,098 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:33,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:33,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:33,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:33,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:33,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:33,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:33,295 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:33,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:33,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:33,490 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:33,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:33,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:33,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:33,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:33,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:33,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:33,694 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:33,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:33,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:33,891 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:33,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:33,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:33,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:33,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:33,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:33,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:34,083 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:34,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:34,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:34,275 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:34,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:34,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:34,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:34,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:34,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:34,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:34,480 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:34,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:34,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:34,670 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:34,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:34,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:34,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:34,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:34,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:34,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:34,862 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:35,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:35,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:35,058 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:35,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:35,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:35,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:35,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:35,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:35,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:35,250 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:35,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:35,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:35,440 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:35,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:35,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:35,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:35,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:35,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:35,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:35,634 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:35,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:35,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:35,843 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:35,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:35,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:35,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:35,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:35,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:35,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:36,035 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:36,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:36,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:36,234 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:36,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:36,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:36,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:36,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:36,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:36,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:36,427 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:36,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:36,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:36,630 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:36,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:36,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:36,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:36,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:36,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:36,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:36,821 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:37,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:37,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:37,023 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:37,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:37,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:37,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:37,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:37,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:37,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:37,226 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:37,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:37,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:37,425 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:37,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:37,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:37,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:37,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:37,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:37,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:37,618 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:37,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:37,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:37,824 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:37,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:37,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:37,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:37,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:37,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:37,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:38,016 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:38,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:38,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:38,216 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:38,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:38,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:38,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:38,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:38,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:38,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:38,409 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:38,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:38,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:38,617 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:38,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:38,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:38,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:38,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:38,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:38,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:38,811 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:39,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:39,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:39,014 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:39,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:39,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:39,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:39,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:39,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:39,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:39,208 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:39,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:39,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:39,414 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:39,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:39,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:39,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:39,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:39,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:39,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:39,611 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:39,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:39,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:39,820 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:39,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:39,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:39,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:39,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:39,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:39,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:40,018 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:40,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:40,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:40,218 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:40,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:40,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:40,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:40,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:40,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:40,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:40,418 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:40,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:40,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:40,625 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:40,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:40,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:40,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:40,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:40,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:40,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:40,820 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:41,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:41,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:41,021 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:41,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:41,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:41,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:41,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:41,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:41,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:41,217 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:41,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:41,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:41,428 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:41,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:41,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:41,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:41,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:41,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:41,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:41,629 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:41,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:41,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:41,836 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:41,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:41,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:41,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:41,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:41,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:41,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:42,068 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:42,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:42,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:42,268 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:42,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:42,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:42,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:42,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:42,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:42,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:42,466 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:42,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:42,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:42,672 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:42,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:42,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:42,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:42,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:42,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:42,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:42,867 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:43,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:43,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:43,068 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:43,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:43,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:43,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:43,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:43,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:43,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:43,262 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:43,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:43,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:43,468 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:43,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:43,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:43,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:43,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:43,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:43,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:43,662 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:43,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:43,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:43,864 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:43,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:43,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:43,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:43,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:43,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:43,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:44,056 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:44,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:44,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:44,262 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:44,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:44,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:44,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:44,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:44,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:44,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:44,455 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:44,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:44,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:44,661 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:44,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:44,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:44,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:44,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:44,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:44,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:44,858 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:45,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:45,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:45,058 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:45,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:45,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:45,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:45,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:45,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:45,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:45,258 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:45,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:45,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:45,466 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:45,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:45,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:45,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:45,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:45,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:45,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:45,664 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:45,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:45,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:45,866 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:45,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:45,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:45,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:45,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:45,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:45,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:46,060 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:46,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:46,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:46,267 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:46,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:46,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:46,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:46,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:46,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:46,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:46,465 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:46,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:46,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:46,668 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:46,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:46,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:46,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:46,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:46,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:46,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:46,875 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:47,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:47,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:47,076 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:47,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:47,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:47,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:47,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:47,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:47,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:47,270 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:47,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:47,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:47,477 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:47,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:47,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:47,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:47,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:47,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:47,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:47,670 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:47,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:47,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:47,871 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:47,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:47,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:47,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:47,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:47,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:47,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:48,074 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:48,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:48,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:48,283 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:48,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:48,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:48,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:48,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:48,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:48,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:48,480 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:48,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:48,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:48,683 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:48,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:48,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:48,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:48,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:48,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:48,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:48,883 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:49,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:49,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:49,094 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:49,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:49,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:49,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:49,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:49,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:49,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:49,291 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:49,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:49,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:49,499 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:49,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:49,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:49,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:49,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:49,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:49,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:49,694 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:49,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:49,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:49,895 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:49,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:49,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:49,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:49,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:49,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:49,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:50,092 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:50,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:50,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:50,307 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:50,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:50,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:50,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:50,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:50,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:50,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:50,522 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:50,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:50,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:50,725 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:50,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:50,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:50,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:50,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:50,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:50,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:50,922 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:51,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:51,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:51,135 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:51,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:51,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:51,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:51,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:51,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:51,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:51,338 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:51,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:51,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:51,541 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:51,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:51,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:51,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:51,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:51,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:51,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:51,742 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:51,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:51,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:51,945 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:51,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:51,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:51,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:51,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:51,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:51,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:52,141 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:52,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:52,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:52,349 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:52,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:52,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:52,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:52,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:52,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:52,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:52,548 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:52,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:52,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:52,751 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:52,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:52,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:52,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:52,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:52,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:52,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:52,947 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:53,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:53,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:53,155 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:53,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:53,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:53,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:53,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:53,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:53,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:53,353 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:53,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:53,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:53,555 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:53,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:53,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:53,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:53,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:53,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:53,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:53,756 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:53,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:53,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:53,959 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:53,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:53,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:53,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:53,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:53,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:53,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:54,156 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:54,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:54,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:54,365 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:54,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:54,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:54,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:54,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:54,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:54,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:54,561 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:54,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:54,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:54,764 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:54,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:54,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:54,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:54,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:54,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:54,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:54,962 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:55,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:55,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:55,172 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:55,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:55,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:55,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:55,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:55,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:55,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:55,371 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:55,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:55,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:55,566 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:55,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:55,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:55,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:55,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:55,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:55,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:55,760 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:55,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:55,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:55,960 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:55,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:55,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:55,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:55,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:55,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:55,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:56,153 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:56,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:56,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:56,354 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:56,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:56,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:56,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:56,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:56,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:56,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:56,547 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:56,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:56,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:56,741 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:56,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:56,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:56,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:56,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:56,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:56,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:56,950 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:57,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:57,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:57,151 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:57,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:57,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:57,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:57,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:57,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:57,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:57,357 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:57,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:57,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:57,554 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:57,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:57,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:57,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:57,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:57,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:57,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:57,749 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:57,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:57,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:57,950 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:57,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:57,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:57,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:57,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:57,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:57,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:58,149 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:58,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:58,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:58,346 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:58,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:58,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:58,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:58,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:58,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:58,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:58,549 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:58,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:58,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:58,744 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:58,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:58,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:58,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:58,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:58,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:58,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:58,984 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:59,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:59,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:59,186 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:59,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:59,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:59,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:59,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:59,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:59,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:59,384 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:59,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:59,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:59,581 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:59,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:59,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:59,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:59,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:59,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:48:59,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:48:59,784 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:59,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:59,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:48:59,985 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:48:59,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:59,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:59,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:00,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:00,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:00,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:00,185 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:00,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:00,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:00,382 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:00,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:00,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:00,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:00,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:00,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:00,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:00,589 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:00,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:00,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:00,785 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:00,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:00,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:00,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:00,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:00,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:00,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:00,980 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:01,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:01,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:01,182 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:01,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:01,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:01,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:01,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:01,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:01,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:01,389 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:01,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:01,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:01,585 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:01,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:01,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:01,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:01,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:01,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:01,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:01,782 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:01,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:01,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:01,985 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:01,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:01,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:01,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:02,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:02,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:02,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:02,181 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:02,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:02,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:02,378 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:02,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:02,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:02,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:02,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:02,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:02,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:02,571 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:02,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:02,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:02,771 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:02,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:02,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:02,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:02,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:02,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:02,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:02,974 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:03,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:03,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:03,175 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:03,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:03,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:03,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:03,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:03,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:03,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:03,376 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:03,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:03,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:03,582 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:03,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:03,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:03,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:03,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:03,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:03,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:03,780 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:03,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:03,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:03,982 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:03,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:03,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:03,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:04,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:04,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:04,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:04,178 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:04,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:04,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:04,375 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:04,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:04,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:04,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:04,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:04,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:04,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:04,571 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:04,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:04,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:04,771 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:04,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:04,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:04,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:04,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:04,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:04,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:04,964 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:05,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:05,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:05,167 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:05,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:05,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:05,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:05,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:05,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:05,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:05,372 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:05,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:05,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:05,579 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:05,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:05,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:05,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:05,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:05,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:05,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:05,776 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:05,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:05,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:05,987 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:05,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:05,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:05,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:06,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:06,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:06,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:06,186 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:06,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:06,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:06,392 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:06,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:06,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:06,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:06,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:06,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:06,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:06,591 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:06,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:06,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:06,801 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:06,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:06,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:06,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:06,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:06,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:06,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:07,000 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:07,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:07,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:07,212 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:07,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:07,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:07,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:07,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:07,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:07,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:07,418 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:07,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:07,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:07,624 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:07,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:07,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:07,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:07,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:07,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:07,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:07,857 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:08,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:08,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:08,070 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:08,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:08,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:08,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:08,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:08,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:08,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:08,268 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:08,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:08,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:08,475 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:08,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:08,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:08,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:08,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:08,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:08,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:08,672 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:08,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:08,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:08,889 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:08,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:08,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:08,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:08,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:08,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:08,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:09,103 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:09,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:09,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:09,313 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:09,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:09,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:09,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:09,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:09,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:09,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:09,523 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:09,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:09,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:09,729 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:09,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:09,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:09,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:09,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:09,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:09,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:09,927 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:10,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:10,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:10,139 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:10,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:10,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:10,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:10,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:10,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:10,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:10,337 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:10,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:10,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:10,544 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:10,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:10,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:10,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:10,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:10,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:10,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:10,746 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:10,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:10,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:10,958 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:10,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:10,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:10,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:10,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:10,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:10,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:11,162 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:11,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:11,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:11,368 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:11,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:11,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:11,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:11,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:11,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:11,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:11,573 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:11,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:11,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:11,770 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:11,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:11,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:11,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:11,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:11,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:11,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:11,970 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:12,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:12,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:12,174 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:12,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:12,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:12,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:12,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:12,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:12,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:12,371 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:12,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:12,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:12,570 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:12,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:12,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:12,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:12,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:12,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:12,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:12,770 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:12,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:12,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:12,996 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:12,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:12,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:12,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:13,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:13,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:13,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:13,193 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:13,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:13,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:13,392 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:13,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:13,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:13,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:13,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:13,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:13,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:13,598 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:13,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:13,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:13,796 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:13,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:13,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:13,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:13,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:13,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:13,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:13,994 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:14,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:14,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:14,197 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:14,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:14,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:14,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:14,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:14,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:14,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:14,389 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:14,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:14,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:14,589 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:14,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:14,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:14,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:14,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:14,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:14,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:14,791 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:14,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:14,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:14,995 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:14,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:14,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:14,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:15,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:15,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:15,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:15,197 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:15,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:15,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:15,397 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:15,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:15,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:15,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:15,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:15,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:15,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:15,604 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:15,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:15,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:15,802 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:15,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:15,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:15,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:15,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:15,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:15,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:16,002 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:16,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:16,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:16,218 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:16,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:16,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:16,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:16,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:16,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:16,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:16,425 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:16,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:16,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:16,634 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:16,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:16,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:16,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:16,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:16,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:16,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:16,835 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:17,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:17,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:17,047 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:17,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:17,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:17,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:17,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:17,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:17,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:17,264 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:17,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:17,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:17,463 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:17,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:17,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:17,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:17,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:17,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:17,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:17,661 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:17,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:17,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:17,866 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:17,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:17,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:17,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:17,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:17,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:17,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:18,068 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:18,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:18,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:18,267 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:18,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:18,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:18,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:18,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:18,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:18,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:18,469 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:18,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:18,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:18,676 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:18,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:18,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:18,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:18,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:18,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:18,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:18,892 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:19,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:19,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:19,097 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:19,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:19,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:19,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:19,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:19,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:19,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:19,324 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:19,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:19,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:19,538 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:19,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:19,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:19,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:19,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:19,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:19,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:19,766 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:19,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:19,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:19,969 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:19,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:19,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:19,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:20,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:20,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:20,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:20,189 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:20,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:20,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:20,399 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:20,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:20,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:20,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:20,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:20,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:20,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:20,612 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:20,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:20,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:20,816 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:20,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:20,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:20,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:20,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:20,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:20,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:21,014 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:21,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:21,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:21,224 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:21,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:21,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:21,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:21,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:21,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:21,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:21,460 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:21,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:21,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:21,665 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:21,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:21,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:21,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:21,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:21,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:21,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:21,882 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:22,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:22,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:22,089 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:22,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:22,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:22,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:22,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:22,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:22,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:22,296 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:22,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:22,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:22,504 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:22,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:22,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:22,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:22,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:22,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:22,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:22,743 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:22,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:22,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:22,955 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:22,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:22,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:22,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:22,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:22,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:22,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:23,174 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:23,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:23,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:23,379 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:23,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:23,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:23,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:23,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:23,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:23,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:23,596 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:23,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:23,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:23,806 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:23,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:23,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:23,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:23,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:23,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:23,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:24,007 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:24,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:24,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:24,208 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:24,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:24,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:24,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:24,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:24,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:24,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:24,411 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:24,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:24,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:24,618 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:24,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:24,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:24,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:24,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:24,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:24,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:24,821 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:25,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:25,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:25,022 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:25,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:25,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:25,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:25,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:25,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:25,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:25,224 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:25,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:25,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:25,433 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:25,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:25,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:25,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:25,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:25,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:25,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:25,634 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:25,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:25,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:25,835 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:25,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:25,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:25,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:25,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:25,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:25,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:26,036 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:26,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:26,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:26,243 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:26,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:26,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:26,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:26,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:26,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:26,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:26,456 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:26,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:26,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:26,669 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:26,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:26,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:26,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:26,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:26,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:26,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:26,877 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:27,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:27,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:27,092 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:27,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:27,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:27,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:27,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:27,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:27,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:27,294 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:27,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:27,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:27,503 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:27,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:27,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:27,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:27,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:27,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:27,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:27,706 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:27,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:27,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:27,927 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:27,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:27,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:27,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:27,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:27,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:27,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:28,130 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:28,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:28,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:28,344 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:28,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:28,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:28,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:28,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:28,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:28,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:28,542 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:28,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:28,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:28,759 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:28,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:28,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:28,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:28,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:28,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:28,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:28,964 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:29,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:29,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:29,175 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:29,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:29,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:29,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:29,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:29,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:29,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:29,378 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:29,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:29,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:29,595 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:29,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:29,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:29,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:29,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:29,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:29,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:29,799 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:30,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:30,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:30,009 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:30,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:30,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:30,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:30,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:30,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:30,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:30,208 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:30,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:30,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:30,425 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:30,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:30,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:30,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:30,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:30,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:30,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:30,630 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:30,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:30,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:30,843 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:30,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:30,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:30,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:30,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:30,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:30,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:31,041 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:31,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:31,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:31,259 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:31,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:31,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:31,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:31,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:31,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:31,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:31,473 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:31,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:31,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:31,681 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:31,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:31,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:31,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:31,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:31,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:31,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:31,896 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:32,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:32,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:32,105 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:32,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:32,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:32,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:32,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:32,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:32,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:32,305 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:32,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:32,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:32,507 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:32,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:32,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:32,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:32,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:32,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:32,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:32,709 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:32,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:32,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:32,921 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:32,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:32,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:32,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:32,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:32,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:32,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:33,118 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:33,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:33,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:33,320 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:33,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:33,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:33,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:33,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:33,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:33,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:33,521 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:33,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:33,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:33,730 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:33,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:33,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:33,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:33,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:33,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:33,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:33,932 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:34,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:34,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:34,134 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:34,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:34,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:34,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:34,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:34,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:34,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:34,337 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:34,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:34,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:34,546 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:34,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:34,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:34,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:34,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:34,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:34,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:34,772 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:34,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:34,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:34,976 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:34,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:34,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:34,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:35,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:35,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:35,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:35,180 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:35,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:35,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:35,389 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:35,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:35,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:35,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:35,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:35,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:35,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:35,599 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:35,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:35,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:35,801 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:35,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:35,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:35,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:35,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:35,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:35,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:36,003 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:36,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:36,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:36,217 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:36,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:36,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:36,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:36,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:36,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:36,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:36,438 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:36,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:36,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:36,646 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:36,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:36,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:36,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:36,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:36,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:36,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:36,851 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:37,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:37,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:37,060 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:37,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:37,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:37,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:37,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:37,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:37,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:37,267 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:37,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:37,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:37,470 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:37,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:37,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:37,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:37,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:37,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:37,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:37,693 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:37,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:37,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:37,903 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:37,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:37,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:37,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:37,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:37,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:37,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:38,107 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:38,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:38,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:38,310 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:38,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:38,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:38,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:38,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:38,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:38,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:38,530 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:38,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:38,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:38,740 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:38,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:38,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:38,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:38,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:38,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:38,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:38,964 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:39,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:39,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:39,170 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:39,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:39,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:39,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:39,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:39,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:39,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:39,380 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:39,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:39,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:39,590 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:39,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:39,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:39,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:39,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:39,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:39,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:39,791 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:39,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:39,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:39,994 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:39,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:39,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:39,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:40,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:40,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:40,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:40,202 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:40,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:40,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:40,411 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:40,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:40,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:40,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:40,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:40,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:40,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:40,615 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:40,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:40,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:40,820 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:40,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:40,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:40,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:40,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:40,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:40,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:41,037 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:41,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:41,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:41,247 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:41,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:41,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:41,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:41,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:41,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:41,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:41,453 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:41,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:41,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:41,660 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:41,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:41,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:41,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:41,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:41,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:41,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:41,866 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:42,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:42,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:42,080 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:42,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:42,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:42,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:42,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:42,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:42,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:42,309 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:42,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:42,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:42,526 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:42,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:42,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:42,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:42,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:42,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:42,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:42,771 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:42,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:42,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:42,999 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:42,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:42,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:42,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:43,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:43,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:43,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:43,249 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:43,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:43,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:43,472 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:43,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:43,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:43,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:43,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:43,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:43,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:43,723 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:43,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:43,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:43,959 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:43,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:43,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:43,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:44,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:44,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:44,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:44,219 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:44,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:44,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:44,448 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:44,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:44,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:44,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:44,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:44,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:44,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:44,703 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:44,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:44,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:44,946 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:44,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:44,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:44,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:44,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:44,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:44,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:45,210 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:45,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:45,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:45,448 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:45,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:45,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:45,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:45,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:45,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:45,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:45,706 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:45,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:45,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:45,960 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:45,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:45,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:45,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:46,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:46,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:46,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:46,227 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:46,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:46,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:46,472 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:46,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:46,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:46,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:46,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:46,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:46,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:46,715 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:46,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:46,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:46,934 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:46,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:46,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:46,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:46,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:46,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:46,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:47,157 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:47,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:47,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:47,364 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:47,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:47,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:47,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:47,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:47,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:47,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:47,572 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:47,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:47,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:47,782 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:47,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:47,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:47,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:47,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:47,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:47,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:47,988 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:48,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:48,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:48,198 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:48,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:48,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:48,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:48,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:48,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:48,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:48,414 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:48,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:48,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:48,627 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:48,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:48,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:48,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:48,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:48,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:48,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:48,855 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:49,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:49,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:49,061 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:49,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:49,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:49,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:49,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:49,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:49,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:49,268 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:49,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:49,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:49,480 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:49,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:49,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:49,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:49,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:49,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:49,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:49,682 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:49,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:49,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:49,888 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:49,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:49,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:49,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:49,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:49,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:49,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:50,094 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:50,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:50,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:50,306 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:50,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:50,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:50,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:50,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:50,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:50,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:50,514 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:50,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:50,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:50,722 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:50,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:50,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:50,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:50,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:50,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:50,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:50,924 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:51,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:51,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:51,134 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:51,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:51,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:51,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:51,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:51,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:51,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:51,335 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:51,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:51,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:51,549 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:51,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:51,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:51,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:51,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:51,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:51,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:51,760 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:51,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:51,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:51,970 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:51,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:51,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:51,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:51,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:52,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:52,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:52,172 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:52,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:52,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:52,378 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:52,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:52,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:52,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:52,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:52,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:52,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:52,606 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:52,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:52,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:52,818 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:52,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:52,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:52,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:52,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:52,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:52,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:53,028 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:53,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:53,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:53,235 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:53,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:53,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:53,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:53,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:53,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:53,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:53,440 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:53,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:53,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:53,656 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:53,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:53,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:53,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:53,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:53,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:53,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:53,857 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:54,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:54,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:54,063 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:54,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:54,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:54,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:54,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:54,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:54,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:54,267 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:54,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:54,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:54,477 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:54,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:54,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:54,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:54,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:54,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:54,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:54,680 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:54,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:54,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:54,887 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:54,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:54,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:54,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:54,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:54,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:54,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:55,096 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:55,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:55,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:55,311 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:55,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:55,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:55,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:55,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:55,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:55,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:55,520 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:55,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:55,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:55,727 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:55,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:55,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:55,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:55,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:55,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:55,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:55,935 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:56,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:56,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:56,147 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:56,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:56,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:56,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:56,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:56,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:56,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:56,349 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:56,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:56,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:56,556 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:56,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:56,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:56,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:56,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:56,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:56,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:56,770 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:56,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:56,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:56,980 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:56,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:56,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:56,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:57,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:57,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:57,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:57,214 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:57,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:57,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:57,423 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:57,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:57,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:57,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:57,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:57,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:57,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:57,646 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:57,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:57,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:57,854 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:57,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:57,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:57,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:57,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:57,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:57,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:58,059 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:58,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:58,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:58,269 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:58,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:58,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:58,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:58,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:58,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:58,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:58,491 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:58,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:58,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:58,698 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:58,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:58,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:58,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:58,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:58,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:58,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:58,909 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:59,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:59,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:59,124 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:59,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:59,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:59,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:59,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:59,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:59,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:59,336 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:59,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:59,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:59,569 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:59,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:59,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:59,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:59,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:59,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:49:59,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:49:59,775 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:49:59,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:59,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:49:59,984 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:49:59,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:59,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:59,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:00,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:00,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:50:00,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:50:00,191 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:50:00,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:00,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:50:00,404 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:50:00,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:50:00,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:00,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:00,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:00,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:50:00,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:50:00,611 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:50:00,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:00,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:50:00,830 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:50:00,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:50:00,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:00,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:00,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:00,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:50:00,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:50:01,035 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:50:01,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:01,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 48 transitions. [2021-11-23 01:50:01,256 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:50:01,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:50:01,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:01,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:01,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:01,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:50:01,293 INFO L286 TraceCheckSpWp]: Computing forward predicates...