./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array7_pattern.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fa5fcb2-e6ba-47aa-a05c-8af37ae0d1e8/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fa5fcb2-e6ba-47aa-a05c-8af37ae0d1e8/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fa5fcb2-e6ba-47aa-a05c-8af37ae0d1e8/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fa5fcb2-e6ba-47aa-a05c-8af37ae0d1e8/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array7_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fa5fcb2-e6ba-47aa-a05c-8af37ae0d1e8/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fa5fcb2-e6ba-47aa-a05c-8af37ae0d1e8/bin/ukojak-2xVlg8857e --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 85b55cdd1f26353e63ecc189ba28ba899672edc569fe3ef3f04470f2b5e667fa --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:21:25,128 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:21:25,131 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:21:25,168 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:21:25,168 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:21:25,170 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:21:25,172 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:21:25,174 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:21:25,176 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:21:25,178 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:21:25,179 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:21:25,181 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:21:25,181 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:21:25,187 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:21:25,189 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:21:25,192 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:21:25,194 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:21:25,199 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:21:25,204 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:21:25,207 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:21:25,212 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:21:25,213 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:21:25,216 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:21:25,218 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:21:25,224 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:21:25,224 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:21:25,225 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:21:25,232 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:21:25,233 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:21:25,235 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:21:25,235 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:21:25,236 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:21:25,238 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:21:25,240 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:21:25,243 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:21:25,244 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:21:25,245 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:21:25,245 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:21:25,246 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:21:25,247 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:21:25,247 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:21:25,248 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fa5fcb2-e6ba-47aa-a05c-8af37ae0d1e8/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-13 23:21:25,296 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:21:25,297 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:21:25,298 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:21:25,299 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:21:25,299 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:21:25,300 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:21:25,300 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:21:25,300 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:21:25,307 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:21:25,307 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:21:25,308 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:21:25,309 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:21:25,309 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:21:25,309 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:21:25,309 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:21:25,310 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:21:25,310 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:21:25,310 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:21:25,310 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:21:25,311 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:21:25,311 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:21:25,311 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:21:25,312 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:21:25,312 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:21:25,312 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:21:25,312 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:21:25,313 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:21:25,313 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:21:25,313 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_0fa5fcb2-e6ba-47aa-a05c-8af37ae0d1e8/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fa5fcb2-e6ba-47aa-a05c-8af37ae0d1e8/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 85b55cdd1f26353e63ecc189ba28ba899672edc569fe3ef3f04470f2b5e667fa [2021-11-13 23:21:25,667 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:21:25,697 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:21:25,700 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:21:25,701 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:21:25,702 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:21:25,704 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fa5fcb2-e6ba-47aa-a05c-8af37ae0d1e8/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/array-patterns/array7_pattern.c [2021-11-13 23:21:25,795 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fa5fcb2-e6ba-47aa-a05c-8af37ae0d1e8/bin/ukojak-2xVlg8857e/data/c7a8813f3/b2b4f3a56f984c88aaed1d359a38f355/FLAGaf11afa26 [2021-11-13 23:21:26,324 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:21:26,326 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fa5fcb2-e6ba-47aa-a05c-8af37ae0d1e8/sv-benchmarks/c/array-patterns/array7_pattern.c [2021-11-13 23:21:26,339 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fa5fcb2-e6ba-47aa-a05c-8af37ae0d1e8/bin/ukojak-2xVlg8857e/data/c7a8813f3/b2b4f3a56f984c88aaed1d359a38f355/FLAGaf11afa26 [2021-11-13 23:21:26,663 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fa5fcb2-e6ba-47aa-a05c-8af37ae0d1e8/bin/ukojak-2xVlg8857e/data/c7a8813f3/b2b4f3a56f984c88aaed1d359a38f355 [2021-11-13 23:21:26,665 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:21:26,667 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:21:26,670 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:21:26,670 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:21:26,673 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:21:26,674 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:21:26" (1/1) ... [2021-11-13 23:21:26,676 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@654a2f68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:26, skipping insertion in model container [2021-11-13 23:21:26,677 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:21:26" (1/1) ... [2021-11-13 23:21:26,683 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:21:26,703 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:21:26,892 WARN L228 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_0fa5fcb2-e6ba-47aa-a05c-8af37ae0d1e8/sv-benchmarks/c/array-patterns/array7_pattern.c[1375,1388] [2021-11-13 23:21:26,913 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:21:26,921 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:21:26,933 WARN L228 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_0fa5fcb2-e6ba-47aa-a05c-8af37ae0d1e8/sv-benchmarks/c/array-patterns/array7_pattern.c[1375,1388] [2021-11-13 23:21:26,945 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:21:26,958 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:21:26,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:26 WrapperNode [2021-11-13 23:21:26,959 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:21:26,960 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:21:26,960 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:21:26,961 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:21:26,968 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:26" (1/1) ... [2021-11-13 23:21:26,976 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:26" (1/1) ... [2021-11-13 23:21:27,000 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:21:27,001 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:21:27,001 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:21:27,001 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:21:27,010 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:26" (1/1) ... [2021-11-13 23:21:27,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:26" (1/1) ... [2021-11-13 23:21:27,013 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:26" (1/1) ... [2021-11-13 23:21:27,013 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:26" (1/1) ... [2021-11-13 23:21:27,020 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:26" (1/1) ... [2021-11-13 23:21:27,024 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:26" (1/1) ... [2021-11-13 23:21:27,025 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:26" (1/1) ... [2021-11-13 23:21:27,028 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:21:27,029 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:21:27,029 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:21:27,029 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:21:27,030 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:26" (1/1) ... [2021-11-13 23:21:27,038 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:21:27,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fa5fcb2-e6ba-47aa-a05c-8af37ae0d1e8/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:21:27,059 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fa5fcb2-e6ba-47aa-a05c-8af37ae0d1e8/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:21:27,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fa5fcb2-e6ba-47aa-a05c-8af37ae0d1e8/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:21:27,115 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-13 23:21:27,115 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-13 23:21:27,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 23:21:27,116 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:21:27,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 23:21:27,116 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:21:27,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:21:27,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 23:21:27,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 23:21:27,423 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:21:27,424 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-13 23:21:27,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:21:27 BoogieIcfgContainer [2021-11-13 23:21:27,426 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:21:27,427 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:21:27,427 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:21:27,438 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:21:27,439 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:21:27" (1/1) ... [2021-11-13 23:21:27,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:21:27,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:27,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2021-11-13 23:21:27,506 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2021-11-13 23:21:27,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:21:27,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:27,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:27,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:27,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:27,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:27,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2021-11-13 23:21:27,724 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2021-11-13 23:21:27,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 23:21:27,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:27,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:27,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:27,904 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:21:27,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:27,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 20 states and 26 transitions. [2021-11-13 23:21:27,984 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2021-11-13 23:21:27,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:21:27,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:27,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:28,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:28,166 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:21:28,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:28,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 28 states and 42 transitions. [2021-11-13 23:21:28,467 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 42 transitions. [2021-11-13 23:21:28,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:28,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:28,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:28,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:28,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:28,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:28,875 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:29,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:29,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:29,319 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:29,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:29,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:29,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:29,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:29,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:29,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:29,486 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:29,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:29,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:29,505 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:29,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:29,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:29,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:29,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:29,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:29,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:29,660 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:29,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:29,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:29,671 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:29,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:29,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:29,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:29,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:29,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:29,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:29,808 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:29,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:29,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:29,816 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:29,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:29,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:29,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:29,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:29,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:29,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:29,949 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:29,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:29,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:29,957 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:29,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:29,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:29,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:29,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:29,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:29,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:30,065 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:30,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:30,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:30,073 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:30,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:30,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:30,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:30,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:30,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:30,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:30,171 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:30,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:30,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:30,179 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:30,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:30,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:30,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:30,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:30,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:30,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:30,277 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:30,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:30,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:30,284 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:30,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:30,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:30,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:30,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:30,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:30,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:30,378 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:30,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:30,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:30,387 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:30,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:30,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:30,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:30,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:30,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:30,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:30,484 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:30,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:30,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:30,492 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:30,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:30,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:30,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:30,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:30,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:30,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:30,613 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:30,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:30,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:30,627 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:30,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:30,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:30,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:30,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:30,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:30,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:30,778 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:30,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:30,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:30,786 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:30,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:30,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:30,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:30,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:30,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:30,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:30,886 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:30,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:30,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:30,893 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:30,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:30,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:30,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:30,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:30,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:30,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:31,044 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:31,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:31,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:31,052 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:31,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:31,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:31,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:31,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:31,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:31,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:31,155 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:31,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:31,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:31,167 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:31,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:31,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:31,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:31,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:31,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:31,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:31,288 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:31,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:31,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:31,295 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:31,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:31,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:31,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:31,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:31,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:31,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:31,417 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:31,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:31,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:31,432 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:31,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:31,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:31,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:31,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:31,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:31,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:31,550 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:31,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:31,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:31,563 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:31,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:31,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:31,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:31,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:31,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:31,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:31,673 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:31,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:31,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:31,681 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:31,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:31,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:31,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:31,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:31,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:31,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:31,779 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:31,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:31,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:31,787 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:31,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:31,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:31,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:31,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:31,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:31,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:31,881 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:31,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:31,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:31,887 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:31,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:31,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:31,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:31,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:31,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:31,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:31,977 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:31,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:31,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:31,984 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:31,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:31,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:31,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:32,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:32,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:32,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:32,067 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:32,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:32,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:32,074 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:32,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:32,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:32,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:32,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:32,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:32,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:32,174 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:32,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:32,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:32,181 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:32,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:32,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:32,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:32,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:32,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:32,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:32,264 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:32,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:32,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:32,270 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:32,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:32,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:32,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:32,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:32,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:32,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:32,374 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:32,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:32,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:32,383 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:32,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:32,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:32,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:32,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:32,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:32,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:32,480 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:32,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:32,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:32,487 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:32,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:32,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:32,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:32,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:32,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:32,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:32,584 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:32,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:32,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:32,590 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:32,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:32,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:32,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:32,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:32,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:32,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:32,676 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:32,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:32,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:32,683 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:32,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:32,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:32,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:32,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:32,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:32,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:32,763 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:32,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:32,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:32,770 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:32,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:32,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:32,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:32,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:32,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:32,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:32,857 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:32,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:32,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:32,863 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:32,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:32,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:32,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:32,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:32,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:32,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:32,963 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:32,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:32,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:32,969 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:32,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:32,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:32,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:32,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:32,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:32,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:33,055 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:33,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:33,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:33,062 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:33,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:33,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:33,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:33,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:33,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:33,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:33,148 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:33,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:33,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:33,154 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:33,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:33,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:33,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:33,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:33,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:33,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:33,238 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:33,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:33,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:33,244 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:33,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:33,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:33,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:33,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:33,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:33,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:33,328 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:33,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:33,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:33,335 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:33,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:33,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:33,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:33,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:33,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:33,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:33,419 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:33,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:33,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:33,425 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:33,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:33,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:33,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:33,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:33,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:33,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:33,508 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:33,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:33,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:33,514 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:33,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:33,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:33,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:33,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:33,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:33,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:33,613 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:33,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:33,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:33,620 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:33,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:33,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:33,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:33,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:33,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:33,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:33,715 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:33,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:33,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:33,722 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:33,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:33,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:33,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:33,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:33,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:33,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:33,809 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:33,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:33,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:33,816 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:33,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:33,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:33,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:33,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:33,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:33,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:33,901 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:33,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:33,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:33,908 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:33,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:33,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:33,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:33,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:33,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:33,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:34,006 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:34,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:34,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:34,015 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:34,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:34,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:34,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:34,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:34,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:34,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:34,101 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:34,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:34,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:34,110 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:34,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:34,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:34,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:34,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:34,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:34,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:34,188 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:34,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:34,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:34,194 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:34,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:34,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:34,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:34,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:34,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:34,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:34,281 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:34,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:34,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:34,287 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:34,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:34,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:34,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:34,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:34,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:34,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:34,375 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:34,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:34,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:34,381 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:34,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:34,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:34,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:34,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:34,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:34,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:34,496 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:34,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:34,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:34,504 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:34,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:34,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:34,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:34,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:34,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:34,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:34,584 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:34,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:34,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:34,590 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:34,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:34,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:34,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:34,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:34,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:34,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:34,705 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:34,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:34,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:34,711 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:34,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:34,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:34,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:34,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:34,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:34,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:34,804 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:34,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:34,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:34,810 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:34,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:34,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:34,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:34,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:34,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:34,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:34,901 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:34,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:34,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:34,910 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:34,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:34,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:34,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:34,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:34,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:34,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:35,012 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:35,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:35,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:35,021 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:35,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:35,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:35,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:35,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:35,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:35,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:35,103 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:35,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:35,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:35,110 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:35,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:35,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:35,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:35,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:35,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:35,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:35,191 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:35,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:35,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:35,199 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:35,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:35,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:35,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:35,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:35,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:35,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:35,287 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:35,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:35,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:35,292 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:35,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:35,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:35,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:35,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:35,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:35,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:35,369 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:35,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:35,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:35,375 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:35,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:35,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:35,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:35,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:35,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:35,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:35,478 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:35,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:35,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:35,484 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:35,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:35,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:35,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:35,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:35,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:35,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:35,571 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:35,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:35,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:35,576 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:35,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:35,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:35,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:35,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:35,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:35,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:35,663 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:35,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:35,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:35,669 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:35,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:35,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:35,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:35,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:35,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:35,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:35,747 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:35,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:35,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:35,753 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:35,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:35,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:35,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:35,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:35,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:35,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:35,830 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:35,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:35,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:35,836 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:35,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:35,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:35,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:35,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:35,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:35,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:35,931 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:35,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:35,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:35,938 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:35,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:35,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:35,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:35,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:35,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:35,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:36,030 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:36,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:36,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:36,040 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:36,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:36,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:36,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:36,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:36,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:36,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:36,127 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:36,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:36,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:36,133 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:36,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:36,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:36,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:36,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:36,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:36,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:36,214 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:36,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:36,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:36,219 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:36,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:36,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:36,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:36,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:36,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:36,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:36,299 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:36,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:36,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:36,305 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:36,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:36,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:36,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:36,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:36,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:36,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:36,421 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:36,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:36,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:36,429 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:36,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:36,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:36,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:36,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:36,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:36,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:36,500 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:36,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:36,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:36,506 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:36,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:36,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:36,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:36,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:36,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:36,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:36,582 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:36,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:36,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:36,588 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:36,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:36,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:36,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:36,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:36,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:36,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:36,662 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:36,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:36,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:36,667 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:36,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:36,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:36,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:36,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:36,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:36,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:36,741 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:36,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:36,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:36,746 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:36,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:36,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:36,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:36,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:36,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:36,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:36,820 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:36,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:36,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:36,826 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:36,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:36,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:36,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:36,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:36,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:36,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:36,910 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:36,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:36,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:36,916 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:36,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:36,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:36,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:36,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:36,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:36,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:36,998 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:37,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:37,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:37,004 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:37,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:37,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:37,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:37,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:37,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:37,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:37,077 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:37,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:37,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:37,083 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:37,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:37,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:37,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:37,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:37,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:37,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:37,171 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:37,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:37,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:37,176 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:37,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:37,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:37,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:37,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:37,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:37,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:37,281 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:37,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:37,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:37,287 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:37,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:37,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:37,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:37,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:37,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:37,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:37,360 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:37,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:37,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:37,366 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:37,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:37,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:37,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:37,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:37,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:37,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:37,438 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:37,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:37,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:37,444 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:37,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:37,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:37,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:37,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:37,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:37,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:37,517 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:37,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:37,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:37,522 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:37,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:37,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:37,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:37,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:37,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:37,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:37,594 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:37,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:37,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:37,600 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:37,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:37,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:37,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:37,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:37,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:37,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:37,671 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:37,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:37,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:37,676 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:37,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:37,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:37,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:37,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:37,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:37,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:37,752 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:37,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:37,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:37,758 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:37,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:37,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:37,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:37,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:37,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:37,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:37,846 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:37,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:37,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:37,852 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:37,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:37,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:37,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:37,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:37,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:37,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:37,931 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:37,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:37,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:37,937 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:37,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:37,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:37,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:37,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:37,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:37,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:38,018 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:38,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:38,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:38,024 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:38,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:38,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:38,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:38,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:38,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:38,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:38,155 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:38,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:38,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:38,161 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:38,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:38,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:38,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:38,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:38,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:38,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:38,241 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:38,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:38,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:38,247 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:38,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:38,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:38,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:38,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:38,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:38,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:38,339 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:38,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:38,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:38,345 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:38,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:38,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:38,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:38,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:38,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:38,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:38,442 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:38,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:38,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:38,449 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:38,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:38,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:38,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:38,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:38,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:38,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:38,535 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:38,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:38,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:38,541 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:38,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:38,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:38,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:38,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:38,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:38,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:38,638 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:38,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:38,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:38,643 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:38,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:38,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:38,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:38,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:38,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:38,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:38,723 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:38,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:38,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:38,730 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:38,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:38,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:38,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:38,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:38,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:38,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:38,810 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:38,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:38,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:38,816 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:38,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:38,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:38,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:38,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:38,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:38,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:38,913 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:38,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:38,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:38,918 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:38,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:38,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:38,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:38,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:38,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:38,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:39,015 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:39,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:39,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:39,020 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:39,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:39,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:39,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:39,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:39,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:39,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:39,100 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:39,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:39,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:39,105 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:39,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:39,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:39,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:39,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:39,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:39,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:39,178 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:39,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:39,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:39,184 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:39,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:39,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:39,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:39,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:39,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:39,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:39,290 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:39,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:39,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:39,296 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:39,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:39,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:39,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:39,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:39,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:39,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:39,369 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:39,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:39,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:39,375 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:39,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:39,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:39,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:39,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:39,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:39,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:39,448 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:39,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:39,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:39,453 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:39,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:39,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:39,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:39,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:39,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:39,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:39,537 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:39,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:39,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:39,542 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:39,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:39,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:39,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:39,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:39,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:39,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:39,616 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:39,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:39,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:39,623 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:39,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:39,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:39,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:39,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:39,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:39,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:39,709 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:39,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:39,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:39,714 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:39,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:39,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:39,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:39,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:39,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:39,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:39,809 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:39,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:39,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:39,814 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:39,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:39,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:39,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:39,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:39,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:39,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:39,890 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:39,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:39,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:39,895 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:39,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:39,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:39,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:39,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:39,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:39,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:39,967 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:39,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:39,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:39,973 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:39,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:39,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:39,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:39,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:39,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:39,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:40,045 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:40,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:40,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:40,051 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:40,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:40,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:40,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:40,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:40,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:40,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:40,133 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:40,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:40,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:40,138 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:40,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:40,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:40,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:40,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:40,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:40,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:40,220 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:40,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:40,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:40,224 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:40,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:40,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:40,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:40,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:40,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:40,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:40,318 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:40,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:40,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:40,323 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:40,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:40,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:40,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:40,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:40,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:40,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:40,424 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:40,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:40,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:40,430 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:40,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:40,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:40,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:40,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:40,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:40,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:40,513 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:40,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:40,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:40,519 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:40,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:40,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:40,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:40,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:40,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:40,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:40,594 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:40,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:40,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:40,599 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:40,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:40,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:40,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:40,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:40,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:40,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:40,698 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:40,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:40,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:40,704 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:40,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:40,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:40,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:40,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:40,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:40,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:40,785 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:40,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:40,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:40,789 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:40,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:40,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:40,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:40,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:40,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:40,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:40,869 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:40,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:40,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:40,875 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:40,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:40,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:40,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:40,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:40,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:40,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:40,969 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:40,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:40,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:40,975 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:40,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:40,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:40,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:41,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:41,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:41,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:41,065 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:41,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:41,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:41,071 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:41,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:41,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:41,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:41,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:41,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:41,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:41,161 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:41,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:41,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:41,166 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:41,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:41,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:41,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:41,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:41,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:41,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:41,251 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:41,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:41,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:41,254 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:41,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:41,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:41,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:41,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:41,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:41,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:41,344 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:41,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:41,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:41,349 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:41,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:41,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:41,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:41,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:41,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:41,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:41,422 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:41,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:41,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:41,427 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:41,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:41,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:41,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:41,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:41,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:41,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:41,530 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:41,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:41,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:41,536 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:41,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:41,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:41,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:41,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:41,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:41,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:41,614 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:41,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:41,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:41,624 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:41,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:41,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:41,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:41,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:41,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:41,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:41,723 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:41,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:41,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:41,728 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:41,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:41,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:41,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:41,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:41,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:41,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:41,819 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:41,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:41,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:41,825 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:41,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:41,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:41,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:41,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:41,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:41,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:41,936 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:41,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:41,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:41,942 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:41,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:41,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:41,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:41,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:41,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:41,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:42,038 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:42,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:42,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:42,044 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:42,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:42,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:42,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:42,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:42,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:42,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:42,118 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:42,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:42,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:42,122 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:42,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:42,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:42,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:42,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:42,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:42,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:42,207 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:42,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:42,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:42,211 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:42,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:42,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:42,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:42,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:42,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:42,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:42,295 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:42,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:42,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:42,300 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:42,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:42,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:42,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:42,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:42,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:42,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:42,386 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:42,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:42,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:42,392 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:42,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:42,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:42,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:42,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:42,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:42,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:42,476 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:42,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:42,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:42,482 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:42,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:42,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:42,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:42,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:42,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:42,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:42,560 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:42,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:42,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:42,565 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:42,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:42,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:42,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:42,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:42,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:42,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:42,669 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:42,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:42,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:42,675 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:42,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:42,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:42,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:42,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:42,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:42,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:42,765 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:42,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:42,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:42,771 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:42,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:42,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:42,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:42,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:42,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:42,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:42,857 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:42,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:42,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:42,862 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:42,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:42,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:42,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:42,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:42,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:42,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:42,941 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:42,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:42,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:42,952 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:42,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:42,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:42,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:42,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:42,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:42,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:43,032 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:43,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:43,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:43,036 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:43,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:43,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:43,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:43,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:43,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:43,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:43,130 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:43,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:43,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:43,135 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:43,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:43,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:43,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:43,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:43,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:43,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:43,209 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:43,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:43,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:43,214 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:43,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:43,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:43,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:43,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:43,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:43,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:43,288 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:43,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:43,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:43,293 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:43,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:43,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:43,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:43,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:43,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:43,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:43,375 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:43,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:43,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:43,380 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:43,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:43,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:43,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:43,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:43,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:43,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:43,466 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:43,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:43,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:43,471 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:43,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:43,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:43,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:43,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:43,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:43,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:43,557 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:43,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:43,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:43,562 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:43,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:43,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:43,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:43,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:43,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:43,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:43,635 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:43,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:43,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:43,639 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:43,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:43,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:43,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:43,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:43,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:43,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:43,720 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:43,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:43,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:43,739 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:43,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:43,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:43,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:43,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:43,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:43,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:43,835 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:43,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:43,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:43,840 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:43,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:43,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:43,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:43,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:43,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:43,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:43,918 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:43,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:43,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:43,923 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:43,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:43,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:43,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:43,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:43,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:43,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:44,001 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:44,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:44,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:44,008 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:44,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:44,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:44,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:44,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:44,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:44,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:44,098 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:44,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:44,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:44,103 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:44,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:44,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:44,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:44,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:44,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:44,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:44,175 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:44,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:44,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:44,181 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:44,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:44,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:44,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:44,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:44,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:44,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:44,266 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:44,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:44,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:44,270 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:44,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:44,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:44,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:44,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:44,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:44,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:44,352 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:44,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:44,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:44,357 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:44,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:44,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:44,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:44,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:44,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:44,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:44,433 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:44,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:44,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:44,438 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:44,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:44,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:44,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:44,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:44,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:44,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:44,512 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:44,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:44,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:44,517 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:44,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:44,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:44,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:44,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:44,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:44,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:44,592 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:44,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:44,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:44,596 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:44,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:44,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:44,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:44,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:44,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:44,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:44,669 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:44,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:44,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:44,674 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:44,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:44,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:44,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:44,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:44,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:44,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:44,755 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:44,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:44,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:44,760 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:44,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:44,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:44,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:44,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:44,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:44,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:44,833 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:44,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:44,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:44,838 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:44,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:44,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:44,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:44,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:44,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:44,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:44,912 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:44,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:44,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:44,917 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:44,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:44,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:44,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:44,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:44,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:44,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:44,989 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:44,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:44,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:44,994 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:44,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:44,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:44,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:45,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:45,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:45,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:45,067 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:45,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:45,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:45,072 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:45,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:45,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:45,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:45,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:45,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:45,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:45,149 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:45,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:45,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:45,153 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:45,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:45,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:45,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:45,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:45,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:45,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:45,237 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:45,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:45,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:45,241 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:45,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:45,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:45,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:45,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:45,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:45,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:45,320 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:45,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:45,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:45,323 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:45,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:45,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:45,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:45,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:45,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:45,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:45,434 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:45,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:45,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:45,438 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:45,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:45,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:45,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:45,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:45,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:45,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:45,518 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:45,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:45,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:45,523 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:45,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:45,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:45,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:45,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:45,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:45,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:45,599 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:45,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:45,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:45,605 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:45,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:45,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:45,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:45,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:45,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:45,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:45,678 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:45,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:45,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:45,683 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:45,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:45,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:45,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:45,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:45,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:45,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:45,757 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:45,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:45,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:45,762 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:45,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:45,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:45,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:45,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:45,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:45,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:45,837 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:45,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:45,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:45,842 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:45,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:45,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:45,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:45,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:45,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:45,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:45,920 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:45,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:45,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:45,925 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:45,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:45,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:45,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:45,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:45,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:45,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:46,009 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:46,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:46,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:46,014 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:46,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:46,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:46,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:46,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:46,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:46,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:46,091 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:46,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:46,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:46,096 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:46,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:46,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:46,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:46,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:46,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:46,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:46,174 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:46,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:46,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:46,179 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:46,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:46,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:46,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:46,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:46,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:46,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:46,254 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:46,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:46,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:46,259 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:46,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:46,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:46,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:46,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:46,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:46,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:46,334 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:46,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:46,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:46,339 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:46,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:46,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:46,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:46,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:46,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:46,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:46,418 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:46,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:46,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:46,423 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:46,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:46,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:46,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:46,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:46,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:46,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:46,498 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:46,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:46,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:46,503 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:46,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:46,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:46,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:46,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:46,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:46,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:46,581 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:46,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:46,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:46,586 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:46,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:46,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:46,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:46,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:46,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:46,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:46,663 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:46,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:46,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:46,668 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:46,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:46,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:46,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:46,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:46,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:46,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:46,771 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:46,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:46,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:46,777 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:46,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:46,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:46,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:46,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:46,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:46,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:46,875 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:46,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:46,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:46,880 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:46,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:46,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:46,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:46,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:46,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:46,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:46,980 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:46,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:46,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:46,985 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:46,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:46,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:46,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:47,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:47,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:47,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:47,085 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:47,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:47,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:47,096 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:47,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:47,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:47,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:47,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:47,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:47,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:47,186 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:47,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:47,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:47,191 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:47,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:47,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:47,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:47,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:47,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:47,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:47,270 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:47,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:47,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:47,275 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:47,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:47,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:47,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:47,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:47,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:47,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:47,356 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:47,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:47,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:47,361 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:47,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:47,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:47,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:47,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:47,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:47,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:47,438 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:47,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:47,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:47,442 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:47,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:47,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:47,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:47,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:47,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:47,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:47,539 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:47,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:47,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:47,544 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:47,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:47,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:47,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:47,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:47,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:47,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:47,626 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:47,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:47,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:47,632 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:47,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:47,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:47,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:47,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:47,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:47,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:47,720 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:47,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:47,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:47,726 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:47,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:47,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:47,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:47,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:47,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:47,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:47,813 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:47,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:47,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:47,819 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:47,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:47,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:47,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:47,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:47,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:47,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:47,907 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:47,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:47,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:47,912 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:47,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:47,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:47,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:47,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:47,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:47,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:48,000 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:48,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:48,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:48,005 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:48,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:48,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:48,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:48,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:48,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:48,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:48,092 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:48,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:48,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:48,097 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:48,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:48,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:48,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:48,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:48,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:48,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:48,183 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:48,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:48,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:48,195 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:48,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:48,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:48,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:48,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:48,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:48,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:48,281 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:48,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:48,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:48,286 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:48,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:48,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:48,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:48,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:48,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:48,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:48,374 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:48,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:48,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:48,379 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:48,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:48,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:48,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:48,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:48,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:48,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:48,464 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:48,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:48,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:48,471 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:48,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:48,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:48,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:48,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:48,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:48,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:48,558 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:48,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:48,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:48,565 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:48,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:48,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:48,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:48,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:48,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:48,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:48,669 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:48,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:48,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:48,675 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:48,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:48,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:48,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:48,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:48,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:48,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:48,762 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:48,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:48,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:48,768 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:48,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:48,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:48,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:48,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:48,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:48,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:48,855 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:48,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:48,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:48,859 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:48,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:48,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:48,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:48,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:48,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:48,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:48,942 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:48,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:48,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:48,947 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:48,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:48,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:48,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:48,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:48,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:48,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:49,026 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:49,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:49,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:49,031 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:49,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:49,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:49,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:49,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:49,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:49,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:49,112 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:49,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:49,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:49,118 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:49,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:49,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:49,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:49,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:49,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:49,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:49,198 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:49,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:49,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:49,203 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:49,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:49,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:49,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:49,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:49,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:49,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:49,280 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:49,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:49,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:49,285 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:49,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:49,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:49,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:49,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:49,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:49,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:49,362 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:49,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:49,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:49,367 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:49,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:49,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:49,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:49,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:49,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:49,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:49,445 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:49,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:49,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:49,450 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:49,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:49,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:49,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:49,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:49,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:49,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:49,527 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:49,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:49,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:49,532 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:49,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:49,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:49,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:49,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:49,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:49,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:49,620 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:49,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:49,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:49,624 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:49,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:49,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:49,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:49,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:49,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:49,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:49,710 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:49,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:49,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:49,714 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:49,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:49,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:49,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:49,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:49,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:49,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:49,807 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:49,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:49,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:49,811 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:49,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:49,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:49,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:49,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:49,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:49,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:49,884 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:49,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:49,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:49,888 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:49,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:49,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:49,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:49,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:49,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:49,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:49,993 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:49,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:49,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:49,998 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:49,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:49,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:49,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:50,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:50,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:50,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:50,078 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:50,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:50,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:50,082 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:50,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:50,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:50,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:50,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:50,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:50,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:50,160 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:50,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:50,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:50,165 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:50,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:50,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:50,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:50,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:50,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:50,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:50,243 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:50,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:50,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:50,248 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:50,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:50,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:50,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:50,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:50,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:50,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:50,325 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:50,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:50,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:50,330 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:50,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:50,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:50,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:50,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:50,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:50,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:50,406 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:50,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:50,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:50,411 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:50,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:50,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:50,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:50,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:50,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:50,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:50,487 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:50,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:50,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:50,492 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:50,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:50,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:50,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:50,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:50,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:50,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:50,569 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:50,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:50,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:50,574 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:50,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:50,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:50,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:50,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:50,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:50,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:50,660 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:50,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:50,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:50,665 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:50,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:50,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:50,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:50,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:50,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:50,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:50,739 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:50,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:50,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:50,748 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:50,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:50,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:50,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:50,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:50,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:50,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:50,841 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:50,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:50,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:50,846 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:50,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:50,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:50,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:50,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:50,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:50,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:50,924 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:50,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:50,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:50,929 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:50,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:50,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:50,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:50,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:50,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:50,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:51,015 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:51,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:51,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:51,020 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:51,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:51,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:51,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:51,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:51,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:51,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:51,098 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:51,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:51,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:51,103 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:51,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:51,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:51,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:51,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:51,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:51,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:51,179 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:51,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:51,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:51,184 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:51,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:51,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:51,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:51,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:51,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:51,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:51,259 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:51,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:51,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:51,264 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:51,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:51,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:51,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:51,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:51,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:51,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:51,339 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:51,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:51,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:51,344 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:51,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:51,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:51,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:51,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:51,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:51,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:51,417 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:51,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:51,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:51,423 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:51,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:51,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:51,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:51,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:51,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:51,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:51,498 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:51,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:51,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:51,502 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:51,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:51,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:51,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:51,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:51,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:51,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:51,578 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:51,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:51,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:51,583 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:51,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:51,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:51,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:51,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:51,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:51,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:51,656 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:51,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:51,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:51,662 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:51,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:51,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:51,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:51,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:51,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:51,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:51,740 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:51,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:51,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:51,745 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:51,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:51,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:51,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:51,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:51,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:51,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:51,821 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:51,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:51,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:51,826 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:51,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:51,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:51,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:51,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:51,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:51,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:51,903 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:51,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:51,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:51,908 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:51,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:51,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:51,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:51,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:51,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:51,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:51,992 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:51,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:51,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:51,998 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:51,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:51,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:51,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:52,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:52,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:52,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:52,079 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:52,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:52,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:52,084 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:52,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:52,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:52,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:52,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:52,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:52,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:52,179 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:52,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:52,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:52,184 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:52,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:52,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:52,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:52,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:52,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:52,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:52,264 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:52,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:52,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:52,268 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:52,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:52,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:52,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:52,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:52,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:52,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:52,368 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:52,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:52,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:52,374 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:52,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:52,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:52,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:52,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:52,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:52,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:52,464 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:52,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:52,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:52,469 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:52,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:52,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:52,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:52,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:52,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:52,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:52,560 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:52,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:52,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:52,566 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:52,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:52,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:52,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:52,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:52,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:52,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:52,656 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:52,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:52,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:52,662 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:52,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:52,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:52,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:52,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:52,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:52,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:52,751 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:52,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:52,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:52,757 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:52,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:52,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:52,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:52,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:52,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:52,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:52,833 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:52,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:52,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:52,838 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:52,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:52,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:52,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:52,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:52,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:52,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:52,920 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:52,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:52,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:52,924 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:52,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:52,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:52,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:53,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:53,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:53,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:53,066 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:53,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:53,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:53,075 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:53,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:53,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:53,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:53,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:53,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:53,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:53,191 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:53,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:53,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:53,197 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:53,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:53,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:53,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:53,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:53,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:53,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:53,289 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:53,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:53,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:53,295 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:53,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:53,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:53,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:53,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:53,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:53,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:53,384 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:53,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:53,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:53,389 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:53,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:53,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:53,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:53,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:53,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:53,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:53,478 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:53,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:53,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:53,483 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:53,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:53,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:53,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:53,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:53,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:53,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:53,571 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:53,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:53,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:53,576 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:53,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:53,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:53,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:53,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:53,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:53,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:53,661 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:53,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:53,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:53,669 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:53,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:53,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:53,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:53,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:53,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:53,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:53,764 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:53,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:53,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:53,770 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:53,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:53,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:53,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:53,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:53,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:53,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:53,854 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:53,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:53,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:53,859 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:53,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:53,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:53,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:53,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:53,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:53,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:53,944 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:53,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:53,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:53,949 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:53,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:53,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:53,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:53,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:53,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:53,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:54,025 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:54,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:54,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:54,030 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:54,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:54,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:54,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:54,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:54,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:54,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:54,106 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:54,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:54,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:54,110 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:54,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:54,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:54,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:54,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:54,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:54,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:54,185 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:54,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:54,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:54,190 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:54,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:54,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:54,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:54,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:54,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:54,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:54,266 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:54,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:54,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:54,270 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:54,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:54,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:54,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:54,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:54,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:54,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:54,345 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:54,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:54,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:54,349 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:54,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:54,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:54,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:54,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:54,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:54,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:54,423 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:54,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:54,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:54,428 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:54,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:54,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:54,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:54,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:54,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:54,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:54,518 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:54,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:54,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:54,524 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:54,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:54,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:54,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:54,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:54,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:54,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:54,598 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:54,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:54,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:54,601 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:54,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:54,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:54,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:54,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:54,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:54,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:54,673 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:54,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:54,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:54,677 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:54,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:54,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:54,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:54,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:54,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:54,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:54,751 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:54,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:54,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:54,755 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:54,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:54,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:54,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:54,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:54,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:54,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:54,824 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:54,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:54,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:54,829 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:54,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:54,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:54,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:54,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:54,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:54,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:54,934 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:54,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:54,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:54,940 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:54,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:54,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:54,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:54,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:54,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:54,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:55,030 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:55,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:55,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:55,035 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:55,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:55,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:55,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:55,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:55,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:55,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:55,116 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:55,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:55,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:55,120 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:55,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:55,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:55,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:55,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:55,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:55,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:55,188 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:55,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:55,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:55,204 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:55,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:55,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:55,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:55,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:55,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:55,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:55,271 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:55,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:55,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:55,275 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:55,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:55,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:55,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:55,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:55,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:55,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:55,381 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:55,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:55,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:55,386 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:55,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:55,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:55,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:55,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:55,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:55,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:55,476 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:55,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:55,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:55,482 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:55,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:55,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:55,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:55,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:55,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:55,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:55,571 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:55,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:55,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:55,576 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:55,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:55,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:55,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:55,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:55,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:55,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:55,665 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:55,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:55,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:55,670 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:55,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:55,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:55,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:55,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:55,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:55,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:55,759 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:55,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:55,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:55,765 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:55,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:55,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:55,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:55,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:55,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:55,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:55,856 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:55,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:55,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:55,861 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:55,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:55,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:55,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:55,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:55,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:55,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:55,951 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:55,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:55,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:55,961 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:55,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:55,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:55,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:55,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:55,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:55,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:56,047 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:56,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:56,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:56,051 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:56,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:56,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:56,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:56,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:56,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:56,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:56,146 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:56,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:56,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:56,152 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:56,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:56,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:56,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:56,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:56,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:56,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:56,229 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:56,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:56,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:56,235 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:56,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:56,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:56,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:56,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:56,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:56,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:56,313 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:56,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:56,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:56,318 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:56,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:56,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:56,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:56,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:56,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:56,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:56,396 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:56,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:56,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:56,401 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:56,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:56,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:56,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:56,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:56,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:56,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:56,477 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:56,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:56,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:56,482 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:56,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:56,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:56,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:56,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:56,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:56,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:56,559 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:56,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:56,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:56,564 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:56,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:56,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:56,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:56,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:56,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:56,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:56,650 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:56,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:56,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:56,655 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:56,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:56,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:56,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:56,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:56,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:56,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:56,731 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:56,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:56,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:56,736 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:56,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:56,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:56,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:56,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:56,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:56,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:56,814 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:56,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:56,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:56,819 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:56,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:56,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:56,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:56,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:56,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:56,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:56,897 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:56,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:56,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:56,902 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:56,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:56,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:56,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:56,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:56,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:56,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:56,989 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:56,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:56,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:56,994 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:56,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:56,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:56,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:57,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:57,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:57,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:57,070 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:57,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:57,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:57,075 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:57,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:57,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:57,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:57,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:57,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:57,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:57,152 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:57,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:57,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:57,156 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:57,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:57,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:57,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:57,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:57,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:57,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:57,237 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:57,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:57,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:57,243 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:57,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:57,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:57,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:57,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:57,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:57,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:57,324 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:57,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:57,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:57,329 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:57,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:57,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:57,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:57,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:57,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:57,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:57,408 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:57,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:57,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:57,417 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:57,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:57,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:57,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:57,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:57,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:57,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:57,507 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:57,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:57,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:57,512 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:57,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:57,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:57,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:57,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:57,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:57,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:57,609 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:57,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:57,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:57,614 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:57,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:57,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:57,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:57,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:57,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:57,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:57,707 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:57,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:57,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:57,712 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:57,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:57,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:57,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:57,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:57,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:57,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:57,803 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:57,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:57,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:57,808 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:57,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:57,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:57,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:57,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:57,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:57,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:57,901 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:57,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:57,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:57,907 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:57,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:57,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:57,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:57,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:57,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:57,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:57,995 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:58,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:58,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:58,001 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:58,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:58,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:58,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:58,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:58,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:58,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:58,104 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:58,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:58,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:58,108 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:58,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:58,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:58,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:58,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:58,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:58,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:58,180 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:58,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:58,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:58,184 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:58,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:58,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:58,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:58,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:58,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:58,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:58,274 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:58,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:58,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:58,278 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:58,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:58,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:58,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:58,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:58,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:58,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:58,370 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:58,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:58,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:58,375 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:58,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:58,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:58,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:58,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:58,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:58,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:58,444 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:58,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:58,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:58,449 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:58,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:58,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:58,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:58,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:58,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:58,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:58,536 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:58,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:58,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:58,540 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:58,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:58,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:58,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:58,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:58,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:58,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:58,633 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:58,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:58,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:58,639 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:58,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:58,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:58,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:58,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:58,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:58,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:58,732 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:58,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:58,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:58,738 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:58,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:58,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:58,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:58,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:58,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:58,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:58,827 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:58,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:58,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:58,832 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:58,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:58,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:58,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:58,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:58,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:58,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:58,925 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:58,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:58,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:58,931 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:58,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:58,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:58,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:58,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:58,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:58,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:59,015 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:59,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:59,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:59,021 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:59,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:59,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:59,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:59,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:59,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:59,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:59,110 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:59,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:59,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:59,116 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:59,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:59,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:59,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:59,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:59,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:59,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:59,207 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:59,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:59,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:59,212 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:59,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:59,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:59,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:59,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:59,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:59,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:59,294 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:59,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:59,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:59,299 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:59,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:59,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:59,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:59,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:59,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:59,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:59,378 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:59,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:59,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:59,383 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:59,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:59,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:59,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:59,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:59,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:59,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:59,461 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:59,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:59,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:59,466 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:59,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:59,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:59,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:59,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:59,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:59,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:59,551 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:59,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:59,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:59,556 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:59,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:59,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:59,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:59,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:59,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:59,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:59,632 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:59,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:59,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:59,637 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:59,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:59,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:59,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:59,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:59,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:59,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:59,713 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:59,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:59,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:59,718 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:59,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:59,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:59,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:59,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:59,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:59,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:59,795 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:59,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:59,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:59,800 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:59,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:59,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:59,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:59,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:59,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:59,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:59,883 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:59,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:59,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:59,888 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:59,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:59,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:59,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:59,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:59,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:59,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:59,956 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:21:59,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:59,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:21:59,959 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:21:59,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:59,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:59,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:59,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:59,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:21:59,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:00,029 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:00,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:00,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:00,033 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:00,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:00,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:00,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:00,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:00,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:00,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:00,099 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:00,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:00,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:00,103 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:00,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:00,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:00,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:00,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:00,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:00,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:00,203 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:00,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:00,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:00,207 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:00,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:00,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:00,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:00,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:00,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:00,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:00,305 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:00,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:00,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:00,310 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:00,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:00,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:00,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:00,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:00,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:00,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:00,403 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:00,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:00,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:00,408 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:00,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:00,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:00,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:00,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:00,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:00,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:00,497 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:00,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:00,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:00,501 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:00,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:00,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:00,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:00,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:00,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:00,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:00,574 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:00,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:00,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:00,578 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:00,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:00,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:00,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:00,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:00,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:00,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:00,655 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:00,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:00,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:00,659 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:00,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:00,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:00,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:00,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:00,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:00,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:00,756 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:00,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:00,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:00,761 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:00,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:00,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:00,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:00,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:00,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:00,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:00,861 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:00,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:00,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:00,866 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:00,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:00,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:00,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:00,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:00,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:00,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:00,953 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:00,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:00,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:00,956 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:00,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:00,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:00,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:00,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:00,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:00,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:01,045 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:01,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:01,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:01,050 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:01,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:01,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:01,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:01,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:01,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:01,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:01,118 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:01,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:01,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:01,122 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:01,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:01,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:01,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:01,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:01,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:01,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:01,211 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:01,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:01,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:01,216 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:01,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:01,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:01,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:01,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:01,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:01,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:01,302 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:01,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:01,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:01,308 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:01,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:01,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:01,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:01,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:01,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:01,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:01,397 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:01,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:01,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:01,402 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:01,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:01,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:01,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:01,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:01,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:01,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:01,488 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:01,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:01,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:01,494 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:01,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:01,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:01,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:01,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:01,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:01,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:01,579 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:01,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:01,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:01,585 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:01,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:01,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:01,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:01,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:01,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:01,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:01,671 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:01,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:01,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:01,677 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:01,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:01,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:01,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:01,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:01,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:01,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:01,763 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:01,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:01,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:01,769 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:01,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:01,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:01,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:01,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:01,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:01,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:01,859 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:01,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:01,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:01,864 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:01,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:01,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:01,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:01,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:01,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:01,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:01,947 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:01,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:01,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:01,953 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:01,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:01,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:01,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:01,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:01,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:01,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:02,043 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:02,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:02,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:02,048 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:02,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:02,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:02,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:02,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:02,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:02,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:02,122 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:02,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:02,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:02,132 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:02,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:02,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:02,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:02,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:02,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:02,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:02,210 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:02,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:02,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:02,220 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:02,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:02,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:02,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:02,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:02,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:02,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:02,293 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:02,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:02,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:02,297 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:02,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:02,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:02,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:02,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:02,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:02,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:02,401 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:02,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:02,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:02,406 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:02,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:02,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:02,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:02,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:02,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:02,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:02,496 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:02,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:02,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:02,501 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:02,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:02,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:02,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:02,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:02,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:02,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:02,593 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:02,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:02,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:02,598 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:02,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:02,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:02,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:02,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:02,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:02,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:02,667 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:02,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:02,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:02,671 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:02,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:02,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:02,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:02,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:02,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:02,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:02,743 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:02,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:02,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:02,747 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:02,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:02,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:02,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:02,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:02,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:02,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:02,834 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:02,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:02,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:02,839 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:02,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:02,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:02,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:02,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:02,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:02,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:02,927 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:02,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:02,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:02,933 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:02,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:02,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:02,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:02,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:02,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:02,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:03,017 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:03,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:03,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:03,023 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:03,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:03,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:03,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:03,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:03,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:03,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:03,108 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:03,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:03,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:03,113 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:03,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:03,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:03,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:03,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:03,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:03,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:03,202 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:03,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:03,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:03,207 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:03,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:03,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:03,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:03,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:03,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:03,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:03,291 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:03,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:03,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:03,297 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:03,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:03,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:03,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:03,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:03,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:03,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:03,380 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:03,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:03,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:03,384 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:03,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:03,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:03,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:03,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:03,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:03,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:03,455 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:03,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:03,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:03,459 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:03,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:03,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:03,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:03,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:03,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:03,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:03,532 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:03,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:03,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:03,535 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:03,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:03,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:03,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:03,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:03,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:03,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:03,617 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:03,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:03,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:03,621 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:03,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:03,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:03,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:03,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:03,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:03,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:03,687 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:03,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:03,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:03,690 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:03,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:03,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:03,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:03,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:03,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:03,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:03,779 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:03,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:03,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:03,783 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:03,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:03,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:03,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:03,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:03,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:03,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:03,862 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:03,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:03,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:03,865 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:03,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:03,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:03,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:03,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:03,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:03,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:03,934 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:03,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:03,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:03,938 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:03,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:03,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:03,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:03,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:03,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:03,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:04,005 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:04,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:04,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:04,009 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:04,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:04,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:04,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:04,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:04,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:04,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:04,084 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:04,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:04,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:04,088 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:04,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:04,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:04,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:04,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:04,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:04,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:04,163 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:04,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:04,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:04,166 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:04,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:04,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:04,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:04,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:04,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:04,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:04,267 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:04,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:04,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:04,274 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:04,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:04,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:04,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:04,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:04,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:04,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:04,361 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:04,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:04,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:04,367 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:04,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:04,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:04,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:04,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:04,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:04,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:04,455 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:04,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:04,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:04,460 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:04,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:04,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:04,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:04,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:04,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:04,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:04,547 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:04,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:04,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:04,552 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:04,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:04,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:04,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:04,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:04,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:04,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:04,631 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:04,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:04,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:04,636 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:04,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:04,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:04,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:04,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:04,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:04,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:04,714 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:04,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:04,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:04,719 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:04,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:04,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:04,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:04,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:04,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:04,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:04,802 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:04,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:04,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:04,807 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:04,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:04,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:04,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:04,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:04,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:04,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:04,885 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:04,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:04,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:04,890 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:04,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:04,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:04,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:04,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:04,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:04,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:04,985 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:04,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:04,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:04,990 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:04,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:04,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:04,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:05,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:05,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:05,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:05,085 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:05,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:05,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:05,090 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:05,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:05,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:05,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:05,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:05,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:05,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:05,191 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:05,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:05,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:05,197 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:05,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:05,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:05,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:05,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:05,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:05,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:05,286 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:05,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:05,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:05,291 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:05,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:05,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:05,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:05,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:05,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:05,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:05,379 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:05,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:05,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:05,385 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:05,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:05,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:05,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:05,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:05,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:05,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:05,470 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:05,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:05,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:05,476 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:05,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:05,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:05,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:05,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:05,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:05,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:05,563 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:05,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:05,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:05,567 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:05,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:05,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:05,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:05,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:05,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:05,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:05,634 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:05,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:05,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:05,638 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:05,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:05,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:05,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:05,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:05,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:05,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:05,710 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:05,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:05,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:05,714 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:05,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:05,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:05,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:05,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:05,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:05,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:05,780 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:05,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:05,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:05,784 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:05,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:05,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:05,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:05,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:05,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:05,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:05,884 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:05,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:05,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:05,888 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:05,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:05,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:05,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:05,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:05,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:05,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:05,961 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:05,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:05,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:05,965 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:05,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:05,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:05,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:05,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:05,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:05,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:06,033 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:06,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:06,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:06,036 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:06,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:06,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:06,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:06,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:06,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:06,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:06,106 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:06,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:06,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:06,115 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:06,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:06,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:06,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:06,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:06,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:06,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:06,211 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:06,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:06,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:06,217 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:06,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:06,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:06,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:06,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:06,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:06,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:06,307 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:06,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:06,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:06,312 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:06,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:06,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:06,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:06,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:06,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:06,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:06,390 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:06,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:06,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:06,394 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:06,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:06,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:06,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:06,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:06,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:06,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:06,462 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:06,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:06,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:06,467 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:06,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:06,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:06,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:06,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:06,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:06,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:06,549 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:06,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:06,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:06,553 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:06,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:06,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:06,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:06,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:06,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:06,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:06,624 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:06,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:06,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:06,628 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:06,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:06,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:06,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:06,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:06,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:06,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:06,704 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:06,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:06,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:06,707 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:06,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:06,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:06,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:06,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:06,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:06,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:06,800 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:06,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:06,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:06,804 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:06,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:06,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:06,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:06,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:06,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:06,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:06,895 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:06,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:06,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:06,901 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:06,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:06,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:06,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:06,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:06,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:06,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:06,975 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:06,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:06,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:06,979 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:06,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:06,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:06,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:07,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:07,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:07,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:07,046 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:07,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:07,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:07,049 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:07,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:07,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:07,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:07,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:07,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:07,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:07,115 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:07,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:07,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:07,119 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:07,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:07,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:07,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:07,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:07,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:07,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:07,195 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:07,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:07,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:07,199 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:07,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:07,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:07,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:07,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:07,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:07,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:07,273 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:07,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:07,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:07,276 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:07,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:07,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:07,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:07,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:07,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:07,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:07,343 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:07,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:07,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:07,347 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:07,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:07,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:07,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:07,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:07,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:07,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:07,447 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:07,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:07,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:07,452 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:07,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:07,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:07,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:07,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:07,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:07,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:07,524 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:07,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:07,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:07,528 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:07,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:07,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:07,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:07,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:07,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:07,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:07,595 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:07,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:07,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:07,599 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:07,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:07,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:07,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:07,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:07,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:07,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:07,667 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:07,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:07,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:07,670 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:07,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:07,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:07,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:07,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:07,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:07,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:07,761 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:07,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:07,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:07,767 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:07,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:07,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:07,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:07,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:07,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:07,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:07,856 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:07,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:07,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:07,859 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:07,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:07,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:07,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:07,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:07,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:07,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:07,926 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:07,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:07,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:07,929 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:07,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:07,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:07,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:07,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:07,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:07,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:07,996 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:08,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:08,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:08,000 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:08,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:08,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:08,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:08,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:08,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:08,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:08,068 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:08,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:08,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:08,072 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:08,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:08,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:08,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:08,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:08,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:08,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:08,138 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:08,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:08,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:08,142 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:08,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:08,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:08,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:08,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:08,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:08,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:08,228 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:08,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:08,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:08,232 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:08,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:08,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:08,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:08,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:08,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:08,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:08,317 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:08,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:08,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:08,320 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:08,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:08,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:08,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:08,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:08,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:08,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:08,406 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:08,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:08,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:08,410 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:08,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:08,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:08,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:08,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:08,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:08,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:08,501 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:08,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:08,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:08,505 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:08,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:08,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:08,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:08,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:08,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:08,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:08,572 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:08,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:08,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:08,576 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:08,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:08,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:08,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:08,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:08,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:08,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:08,644 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:08,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:08,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:08,648 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:08,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:08,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:08,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:08,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:08,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:08,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:08,723 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:08,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:08,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:08,727 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:08,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:08,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:08,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:08,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:08,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:08,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:08,834 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:08,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:08,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:08,839 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:08,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:08,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:08,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:08,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:08,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:08,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:08,929 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:08,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:08,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:08,935 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:08,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:08,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:08,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:08,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:08,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:08,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:09,023 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:09,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:09,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:09,028 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:09,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:09,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:09,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:09,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:09,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:09,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:09,116 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:09,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:09,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:09,121 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:09,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:09,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:09,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:09,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:09,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:09,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:09,240 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:09,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:09,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:09,245 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:09,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:09,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:09,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:09,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:09,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:09,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:09,319 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:09,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:09,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:09,323 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:09,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:09,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:09,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:09,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:09,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:09,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:09,390 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:09,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:09,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:09,401 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:09,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:09,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:09,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:09,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:09,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:09,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:09,476 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:09,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:09,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:09,479 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:09,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:09,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:09,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:09,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:09,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:09,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:09,559 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:09,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:09,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:09,564 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:09,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:09,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:09,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:09,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:09,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:09,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:09,651 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:09,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:09,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:09,655 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:09,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:09,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:09,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:09,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:09,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:09,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:09,730 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:09,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:09,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:09,735 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:09,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:09,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:09,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:09,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:09,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:09,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:09,814 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:09,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:09,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:09,817 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:09,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:09,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:09,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:09,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:09,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:09,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:09,897 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:09,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:09,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:09,901 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:09,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:09,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:09,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:09,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:09,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:09,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:09,990 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:09,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:09,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:09,996 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:09,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:09,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:09,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:10,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:10,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:10,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:10,081 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:10,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:10,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:10,086 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:10,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:10,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:10,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:10,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:10,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:10,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:10,169 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:10,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:10,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:10,175 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:10,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:10,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:10,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:10,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:10,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:10,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:10,262 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:10,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:10,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:10,267 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:10,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:10,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:10,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:10,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:10,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:10,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:10,349 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:10,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:10,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:10,354 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:10,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:10,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:10,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:10,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:10,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:10,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:10,434 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:10,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:10,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:10,439 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:10,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:10,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:10,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:10,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:10,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:10,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:10,522 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:10,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:10,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:10,527 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:10,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:10,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:10,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:10,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:10,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:10,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:10,616 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:10,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:10,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:10,621 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:10,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:10,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:10,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:10,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:10,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:10,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:10,701 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:10,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:10,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:10,706 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:10,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:10,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:10,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:10,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:10,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:10,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:10,787 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:10,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:10,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:10,791 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:10,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:10,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:10,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:10,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:10,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:10,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:10,876 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:10,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:10,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:10,880 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:10,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:10,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:10,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:10,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:10,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:10,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:10,947 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:10,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:10,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:10,966 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:10,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:10,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:10,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:10,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:10,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:10,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:11,032 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:11,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:11,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:11,036 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:11,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:11,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:11,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:11,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:11,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:11,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:11,103 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:11,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:11,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:11,106 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:11,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:11,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:11,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:11,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:11,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:11,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:11,173 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:11,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:11,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:11,177 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:11,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:11,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:11,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:11,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:11,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:11,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:11,244 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:11,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:11,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:11,248 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:11,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:11,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:11,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:11,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:11,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:11,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:11,344 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:11,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:11,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:11,349 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:11,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:11,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:11,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:11,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:11,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:11,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:11,430 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:11,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:11,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:11,434 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:11,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:11,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:11,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:11,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:11,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:11,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:11,504 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:11,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:11,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:11,507 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:11,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:11,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:11,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:11,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:11,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:11,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:11,598 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:11,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:11,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:11,602 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:11,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:11,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:11,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:11,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:11,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:11,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:11,670 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:11,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:11,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:11,673 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:11,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:11,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:11,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:11,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:11,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:11,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:11,741 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:11,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:11,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:11,752 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:11,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:11,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:11,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:11,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:11,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:11,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:11,824 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:11,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:11,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:11,828 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:11,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:11,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:11,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:11,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:11,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:11,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:11,906 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:11,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:11,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:11,910 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:11,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:11,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:11,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:11,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:11,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:11,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:11,978 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:11,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:11,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:11,981 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:11,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:11,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:11,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:12,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:12,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:12,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:12,050 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:12,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:12,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:12,054 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:12,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:12,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:12,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:12,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:12,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:12,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:12,122 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:12,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:12,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:12,125 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:12,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:12,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:12,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:12,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:12,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:12,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:12,194 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:12,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:12,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:12,197 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:12,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:12,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:12,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:12,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:12,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:12,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:12,278 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:12,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:12,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:12,282 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:12,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:12,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:12,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:12,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:12,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:12,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:12,351 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:12,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:12,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:12,355 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:12,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:12,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:12,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:12,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:12,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:12,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:12,433 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:12,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:12,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:12,437 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:12,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:12,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:12,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:12,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:12,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:12,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:12,509 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:12,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:12,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:12,513 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:12,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:12,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:12,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:12,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:12,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:12,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:12,587 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:12,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:12,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:12,590 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:12,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:12,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:12,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:12,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:12,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:12,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:12,658 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:12,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:12,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:12,662 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:12,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:12,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:12,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:12,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:12,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:12,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:12,729 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:12,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:12,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:12,733 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:12,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:12,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:12,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:12,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:12,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:12,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:12,800 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:12,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:12,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:12,804 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:12,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:12,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:12,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:12,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:12,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:12,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:12,885 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:12,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:12,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:12,888 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:12,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:12,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:12,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:12,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:12,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:12,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:12,957 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:12,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:12,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:12,960 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:12,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:12,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:12,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:12,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:12,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:12,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:13,028 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:13,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:13,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:13,032 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:13,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:13,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:13,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:13,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:13,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:13,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:13,111 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:13,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:13,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:13,114 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:13,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:13,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:13,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:13,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:13,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:13,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:13,186 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:13,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:13,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:13,190 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:13,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:13,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:13,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:13,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:13,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:13,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:13,257 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:13,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:13,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:13,260 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:13,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:13,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:13,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:13,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:13,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:13,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:13,328 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:13,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:13,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:13,331 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:13,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:13,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:13,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:13,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:13,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:13,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:13,404 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:13,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:13,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:13,408 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:13,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:13,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:13,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:13,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:13,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:13,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:13,482 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:13,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:13,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:13,486 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:13,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:13,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:13,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:13,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:13,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:13,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:13,564 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:13,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:13,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:13,568 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:13,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:13,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:13,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:13,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:13,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:13,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:13,659 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:13,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:13,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:13,663 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:13,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:13,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:13,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:13,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:13,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:13,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:13,744 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:13,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:13,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:13,748 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:13,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:13,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:13,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:13,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:13,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:13,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:13,843 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:13,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:13,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:13,847 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:13,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:13,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:13,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:13,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:13,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:13,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:13,960 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:13,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:13,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:13,966 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:13,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:13,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:13,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:14,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:14,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:14,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:14,068 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:14,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:14,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:14,074 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:14,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:14,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:14,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:14,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:14,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:14,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:14,184 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:14,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:14,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:14,190 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:14,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:14,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:14,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:14,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:14,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:14,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:14,302 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:14,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:14,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:14,308 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:14,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:14,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:14,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:14,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:14,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:14,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:14,421 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:14,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:14,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:14,428 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:14,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:14,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:14,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:14,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:14,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:14,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:14,540 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:14,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:14,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:14,547 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:14,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:14,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:14,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:14,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:14,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:14,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:14,664 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:14,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:14,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:14,671 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:14,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:14,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:14,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:14,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:14,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:14,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:14,768 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:14,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:14,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:14,776 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:14,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:14,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:14,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:14,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:14,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:14,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:14,882 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:14,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:14,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:14,888 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:14,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:14,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:14,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:14,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:14,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:14,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:14,996 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:15,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:15,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:15,003 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:15,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:15,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:15,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:15,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:15,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:15,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:15,121 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:15,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:15,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:15,127 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:15,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:15,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:15,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:15,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:15,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:15,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:15,244 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:15,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:15,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:15,249 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:15,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:15,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:15,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:15,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:15,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:15,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:15,332 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:15,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:15,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:15,336 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:15,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:15,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:15,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:15,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:15,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:15,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:15,412 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:15,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:15,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:15,416 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:15,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:15,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:15,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:15,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:15,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:15,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:15,520 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:15,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:15,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:15,524 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:15,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:15,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:15,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:15,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:15,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:15,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:15,629 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:15,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:15,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:15,635 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:15,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:15,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:15,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:15,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:15,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:15,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:15,739 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:15,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:15,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:15,743 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:15,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:15,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:15,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:15,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:15,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:15,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:15,825 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:15,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:15,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:15,830 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:15,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:15,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:15,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:15,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:15,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:15,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:15,908 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:15,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:15,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:15,912 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:15,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:15,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:15,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:15,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:15,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:15,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:15,988 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:15,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:15,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:15,992 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:15,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:15,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:15,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:16,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:16,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:16,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:16,072 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:16,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:16,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:16,076 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:16,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:16,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:16,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:16,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:16,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:16,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:16,167 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:16,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:16,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:16,171 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:16,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:16,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:16,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:16,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:16,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:16,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:16,268 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:16,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:16,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:16,272 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:16,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:16,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:16,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:16,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:16,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:16,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:16,354 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:16,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:16,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:16,358 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:16,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:16,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:16,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:16,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:16,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:16,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:16,436 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:16,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:16,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:16,440 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:16,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:16,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:16,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:16,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:16,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:16,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:16,517 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:16,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:16,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:16,521 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:16,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:16,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:16,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:16,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:16,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:16,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:16,601 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:16,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:16,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:16,605 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:16,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:16,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:16,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:16,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:16,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:16,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:16,686 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:16,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:16,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:16,691 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:16,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:16,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:16,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:16,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:16,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:16,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:16,800 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:16,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:16,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:16,806 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:16,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:16,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:16,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:16,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:16,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:16,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:16,890 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:16,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:16,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:16,894 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:16,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:16,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:16,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:16,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:16,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:16,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:16,975 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:16,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:16,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:16,979 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:16,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:16,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:16,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:17,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:17,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:17,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:17,072 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:17,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:17,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:17,075 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:17,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:17,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:17,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:17,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:17,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:17,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:17,145 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:17,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:17,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:17,149 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:17,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:17,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:17,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:17,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:17,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:17,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:17,250 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:17,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:17,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:17,256 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:17,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:17,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:17,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:17,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:17,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:17,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:17,365 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:17,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:17,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:17,371 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:17,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:17,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:17,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:17,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:17,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:17,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:17,477 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:17,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:17,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:17,483 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:17,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:17,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:17,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:17,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:17,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:17,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:17,587 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:17,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:17,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:17,593 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:17,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:17,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:17,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:17,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:17,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:17,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:17,699 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:17,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:17,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:17,705 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:17,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:17,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:17,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:17,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:17,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:17,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:17,817 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:17,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:17,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:17,823 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:17,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:17,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:17,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:17,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:17,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:17,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:17,924 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:17,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:17,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:17,931 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:17,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:17,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:17,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:17,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:17,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:17,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:18,034 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:18,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:18,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:18,040 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:18,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:18,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:18,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:18,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:18,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:18,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:18,145 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:18,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:18,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:18,151 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:18,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:18,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:18,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:18,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:18,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:18,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:18,255 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:18,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:18,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:18,261 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:18,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:18,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:18,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:18,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:18,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:18,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:18,356 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:18,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:18,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:18,362 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:18,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:18,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:18,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:18,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:18,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:18,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:18,461 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:18,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:18,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:18,467 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:18,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:18,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:18,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:18,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:18,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:18,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:18,561 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:18,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:18,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:18,567 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:18,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:18,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:18,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:18,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:18,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:18,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:18,670 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:18,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:18,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:18,676 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:18,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:18,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:18,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:18,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:18,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:18,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:18,782 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:18,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:18,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:18,788 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:18,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:18,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:18,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:18,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:18,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:18,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:18,894 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:18,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:18,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:18,901 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:18,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:18,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:18,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:18,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:18,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:18,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:19,000 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:19,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:19,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:19,005 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:19,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:19,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:19,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:19,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:19,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:19,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:19,103 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:19,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:19,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:19,109 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:19,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:19,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:19,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:19,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:19,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:19,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:19,214 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:19,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:19,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:19,220 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:19,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:19,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:19,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:19,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:19,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:19,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:19,319 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:19,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:19,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:19,325 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:19,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:19,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:19,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:19,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:19,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:19,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:19,430 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:19,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:19,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:19,436 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:19,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:19,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:19,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:19,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:19,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:19,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:19,553 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:19,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:19,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:19,559 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:19,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:19,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:19,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:19,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:19,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:19,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:19,639 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:19,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:19,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:19,643 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:19,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:19,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:19,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:19,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:19,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:19,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:19,721 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:19,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:19,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:19,725 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:19,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:19,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:19,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:19,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:19,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:19,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:19,808 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:19,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:19,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:19,812 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:19,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:19,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:19,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:19,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:19,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:19,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:19,893 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:19,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:19,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:19,898 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:19,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:19,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:19,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:19,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:19,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:19,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:20,017 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:20,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:20,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:20,023 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:20,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:20,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:20,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:20,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:20,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:20,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:20,123 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:20,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:20,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:20,129 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:20,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:20,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:20,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:20,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:20,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:20,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:20,210 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:20,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:20,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:20,214 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:20,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:20,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:20,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:20,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:20,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:20,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:20,292 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:20,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:20,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:20,296 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:20,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:20,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:20,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:20,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:20,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:20,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:20,402 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:20,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:20,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:20,412 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:20,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:20,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:20,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:20,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:20,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:20,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:20,506 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:20,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:20,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:20,510 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:20,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:20,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:20,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:20,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:20,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:20,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:20,597 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:20,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:20,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:20,601 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:20,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:20,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:20,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:20,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:20,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:20,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:20,687 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:20,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:20,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:20,691 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:20,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:20,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:20,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:20,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:20,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:20,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:20,771 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:20,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:20,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:20,775 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:20,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:20,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:20,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:20,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:20,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:20,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:20,851 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:20,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:20,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:20,855 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:20,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:20,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:20,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:20,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:20,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:20,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:20,935 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:20,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:20,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:20,939 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:20,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:20,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:20,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:20,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:20,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:20,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:21,031 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:21,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:21,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:21,036 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:21,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:21,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:21,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:21,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:21,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:21,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:21,118 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:21,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:21,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:21,122 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:21,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:21,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:21,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:21,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:21,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:21,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:21,204 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:21,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:21,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:21,208 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:21,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:21,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:21,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:21,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:21,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:21,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:21,287 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:21,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:21,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:21,291 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:21,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:21,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:21,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:21,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:21,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:21,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:21,366 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:21,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:21,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:21,370 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:21,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:21,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:21,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:21,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:21,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:21,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:21,446 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:21,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:21,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:21,450 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:21,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:21,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:21,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:21,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:21,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:21,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:21,529 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:21,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:21,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:21,532 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:21,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:21,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:21,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:21,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:21,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:21,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:21,607 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:21,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:21,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:21,611 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:21,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:21,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:21,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:21,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:21,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:21,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:21,723 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:21,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:21,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:21,729 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:21,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:21,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:21,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:21,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:21,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:21,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:21,824 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:21,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:21,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:21,829 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:21,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:21,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:21,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:21,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:21,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:21,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:21,934 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:21,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:21,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:21,944 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:21,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:21,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:21,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:21,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:21,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:21,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:22,053 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:22,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:22,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:22,059 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:22,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:22,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:22,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:22,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:22,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:22,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:22,160 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:22,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:22,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:22,165 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:22,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:22,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:22,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:22,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:22,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:22,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:22,266 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:22,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:22,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:22,272 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:22,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:22,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:22,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:22,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:22,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:22,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:22,375 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:22,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:22,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:22,381 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:22,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:22,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:22,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:22,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:22,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:22,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:22,487 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:22,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:22,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:22,491 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:22,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:22,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:22,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:22,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:22,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:22,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:22,584 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:22,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:22,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:22,589 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:22,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:22,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:22,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:22,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:22,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:22,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:22,681 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:22,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:22,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:22,685 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:22,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:22,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:22,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:22,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:22,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:22,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:22,777 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:22,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:22,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:22,781 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:22,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:22,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:22,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:22,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:22,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:22,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:22,878 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:22,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:22,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:22,882 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:22,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:22,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:22,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:22,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:22,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:22,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:22,963 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:22,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:22,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:22,968 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:22,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:22,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:22,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:23,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:23,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:23,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:23,085 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:23,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:23,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:23,096 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:23,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:23,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:23,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:23,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:23,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:23,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:23,207 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:23,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:23,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:23,214 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:23,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:23,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:23,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:23,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:23,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:23,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:23,323 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:23,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:23,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:23,329 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:23,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:23,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:23,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:23,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:23,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:23,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:23,423 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:23,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:23,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:23,429 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:23,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:23,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:23,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:23,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:23,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:23,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:23,534 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:23,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:23,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:23,540 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:23,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:23,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:23,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:23,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:23,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:23,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:23,643 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:23,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:23,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:23,649 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:23,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:23,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:23,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:23,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:23,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:23,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:23,739 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:23,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:23,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:23,743 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:23,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:23,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:23,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:23,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:23,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:23,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:23,813 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:23,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:23,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:23,817 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:23,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:23,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:23,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:23,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:23,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:23,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:23,887 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:23,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:23,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:23,891 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:23,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:23,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:23,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:23,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:23,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:23,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:23,978 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:23,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:23,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:23,982 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:23,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:23,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:23,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:24,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:24,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:24,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:24,077 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:24,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:24,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:24,082 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:24,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:24,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:24,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:24,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:24,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:24,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:24,161 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:24,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:24,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:24,165 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:24,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:24,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:24,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:24,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:24,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:24,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:24,239 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:24,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:24,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:24,243 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:24,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:24,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:24,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:24,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:24,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:24,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:24,323 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:24,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:24,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:24,326 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:24,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:24,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:24,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:24,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:24,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:24,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:24,396 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:24,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:24,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:24,400 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:24,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:24,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:24,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:24,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:24,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:24,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:24,468 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:24,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:24,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:24,472 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:24,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:24,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:24,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:24,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:24,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:24,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:24,549 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:24,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:24,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:24,553 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:24,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:24,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:24,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:24,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:24,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:24,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:24,648 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:24,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:24,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:24,653 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:24,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:24,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:24,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:24,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:24,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:24,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:24,745 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:24,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:24,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:24,751 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:24,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:24,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:24,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:24,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:24,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:24,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:24,844 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:24,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:24,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:24,849 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:24,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:24,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:24,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:24,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:24,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:24,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:24,937 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:24,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:24,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:24,942 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:24,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:24,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:24,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:24,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:24,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:24,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:25,034 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:25,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:25,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:25,039 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:25,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:25,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:25,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:25,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:25,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:25,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:25,127 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:25,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:25,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:25,132 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:25,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:25,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:25,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:25,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:25,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:25,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:25,208 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:25,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:25,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:25,216 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:25,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:25,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:25,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:25,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:25,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:25,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:25,288 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:25,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:25,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:25,292 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:25,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:25,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:25,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:25,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:25,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:25,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:25,395 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:25,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:25,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:25,400 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:25,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:25,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:25,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:25,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:25,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:25,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:25,490 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:25,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:25,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:25,496 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:25,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:25,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:25,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:25,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:25,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:25,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:25,603 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:25,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:25,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:25,608 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:25,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:25,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:25,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:25,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:25,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:25,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:25,693 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:25,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:25,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:25,699 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:25,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:25,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:25,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:25,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:25,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:25,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:25,784 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:25,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:25,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:25,789 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:25,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:25,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:25,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:25,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:25,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:25,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:25,866 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:25,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:25,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:25,870 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:25,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:25,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:25,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:25,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:25,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:25,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:25,939 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:25,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:25,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:25,943 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:25,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:25,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:25,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:25,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:25,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:25,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:26,012 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:26,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:26,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:26,016 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:26,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:26,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:26,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:26,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:26,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:26,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:26,086 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:26,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:26,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:26,090 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:26,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:26,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:26,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:26,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:26,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:26,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:26,159 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:26,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:26,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:26,162 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:26,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:26,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:26,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:26,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:26,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:26,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:26,233 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:26,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:26,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:26,237 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:26,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:26,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:26,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:26,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:26,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:26,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:26,307 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:26,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:26,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:26,310 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:26,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:26,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:26,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:26,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:26,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:26,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:26,381 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:26,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:26,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:26,384 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:26,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:26,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:26,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:26,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:26,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:26,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:26,457 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:26,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:26,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:26,461 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:26,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:26,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:26,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:26,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:26,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:26,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:26,531 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:26,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:26,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:26,534 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:26,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:26,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:26,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:26,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:26,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:26,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:26,604 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:26,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:26,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:26,608 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:26,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:26,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:26,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:26,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:26,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:26,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:26,678 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:26,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:26,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:26,682 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:26,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:26,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:26,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:26,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:26,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:26,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:26,758 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:26,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:26,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:26,761 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:26,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:26,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:26,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:26,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:26,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:26,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:26,838 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:26,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:26,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:26,841 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:26,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:26,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:26,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:26,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:26,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:26,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:26,910 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:26,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:26,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:26,914 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:26,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:26,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:26,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:26,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:26,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:26,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:27,002 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:27,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:27,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:27,008 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:27,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:27,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:27,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:27,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:27,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:27,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:27,100 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:27,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:27,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:27,105 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:27,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:27,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:27,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:27,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:27,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:27,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:27,192 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:27,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:27,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:27,195 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:27,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:27,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:27,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:27,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:27,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:27,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:27,273 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:27,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:27,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:27,277 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:27,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:27,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:27,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:27,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:27,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:27,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:27,355 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:27,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:27,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:27,358 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:27,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:27,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:27,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:27,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:27,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:27,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:27,429 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:27,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:27,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:27,432 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:27,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:27,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:27,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:27,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:27,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:27,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:27,502 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:27,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:27,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:27,505 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:27,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:27,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:27,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:27,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:27,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:27,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:27,576 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:27,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:27,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:27,579 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:27,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:27,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:27,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:27,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:27,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:27,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:27,648 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:27,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:27,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:27,652 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:27,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:27,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:27,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:27,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:27,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:27,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:27,722 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:27,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:27,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:27,725 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:27,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:27,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:27,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:27,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:27,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:27,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:27,794 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:27,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:27,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:27,798 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:27,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:27,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:27,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:27,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:27,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:27,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:27,875 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:27,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:27,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:27,879 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:27,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:27,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:27,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:27,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:27,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:27,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:27,963 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:27,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:27,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:27,966 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:27,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:27,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:27,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:27,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:27,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:27,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:28,041 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:28,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:28,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:28,045 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:28,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:28,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:28,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:28,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:28,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:28,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:28,126 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:28,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:28,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:28,130 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:28,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:28,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:28,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:28,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:28,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:28,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:28,198 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:28,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:28,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:28,203 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:28,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:28,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:28,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:28,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:28,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:28,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:28,274 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:28,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:28,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:28,278 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:28,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:28,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:28,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:28,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:28,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:28,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:28,355 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:28,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:28,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:28,359 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:28,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:28,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:28,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:28,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:28,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:28,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:28,428 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:28,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:28,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:28,432 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:28,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:28,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:28,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:28,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:28,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:28,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:28,526 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:28,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:28,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:28,531 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:28,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:28,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:28,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:28,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:28,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:28,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:28,600 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:28,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:28,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:28,606 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:28,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:28,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:28,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:28,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:28,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:28,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:28,683 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:28,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:28,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:28,687 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:28,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:28,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:28,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:28,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:28,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:28,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:28,756 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:28,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:28,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:28,760 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:28,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:28,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:28,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:28,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:28,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:28,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:28,830 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:28,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:28,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:28,833 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:28,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:28,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:28,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:28,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:28,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:28,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:28,904 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:28,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:28,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:28,911 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:28,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:28,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:28,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:28,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:28,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:28,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:28,989 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:28,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:28,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:28,993 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:28,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:28,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:28,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:29,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:29,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:29,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:29,063 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:29,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:29,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:29,067 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:29,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:29,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:29,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:29,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:29,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:29,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:29,136 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:29,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:29,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:29,139 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:29,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:29,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:29,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:29,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:29,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:29,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:29,210 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:29,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:29,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:29,213 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:29,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:29,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:29,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:29,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:29,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:29,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:29,284 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:29,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:29,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:29,288 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:29,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:29,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:29,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:29,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:29,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:29,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:29,369 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:29,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:29,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:29,375 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:29,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:29,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:29,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:29,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:29,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:29,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:29,463 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:29,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:29,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:29,467 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:29,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:29,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:29,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:29,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:29,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:29,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:29,538 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:29,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:29,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:29,541 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:29,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:29,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:29,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:29,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:29,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:29,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:29,612 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:29,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:29,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:29,615 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:29,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:29,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:29,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:29,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:29,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:29,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:29,695 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:29,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:29,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:29,698 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:29,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:29,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:29,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:29,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:29,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:29,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:29,772 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:29,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:29,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:29,776 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:29,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:29,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:29,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:29,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:29,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:29,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:29,870 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:29,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:29,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:29,876 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:29,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:29,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:29,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:29,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:29,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:29,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:29,964 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:29,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:29,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:29,969 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:29,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:29,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:29,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:30,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:30,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:30,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:30,061 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:30,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:30,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:30,066 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:30,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:30,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:30,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:30,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:30,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:30,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:30,155 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:30,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:30,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:30,161 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:30,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:30,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:30,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:30,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:30,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:30,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:30,249 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:30,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:30,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:30,254 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:30,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:30,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:30,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:30,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:30,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:30,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:30,342 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:30,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:30,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:30,347 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:30,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:30,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:30,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:30,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:30,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:30,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:30,434 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:30,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:30,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:30,440 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:30,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:30,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:30,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:30,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:30,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:30,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:30,516 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:30,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:30,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:30,520 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:30,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:30,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:30,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:30,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:30,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:30,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:30,591 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:30,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:30,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:30,594 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:30,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:30,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:30,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:30,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:30,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:30,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:30,677 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:30,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:30,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:30,681 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:30,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:30,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:30,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:30,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:30,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:30,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:30,762 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:30,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:30,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:30,766 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:30,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:30,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:30,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:30,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:30,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:30,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:30,837 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:30,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:30,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:30,841 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:30,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:30,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:30,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:30,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:30,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:30,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:30,942 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:30,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:30,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:30,947 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:30,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:30,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:30,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:30,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:30,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:30,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:31,037 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:31,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:31,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:31,043 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:31,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:31,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:31,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:31,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:31,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:31,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:31,132 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:31,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:31,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:31,138 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:31,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:31,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:31,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:31,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:31,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:31,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:31,228 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:31,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:31,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:31,233 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:31,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:31,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:31,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:31,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:31,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:31,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:31,325 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:31,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:31,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:31,330 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:31,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:31,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:31,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:31,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:31,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:31,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:31,418 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:31,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:31,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:31,423 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:31,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:31,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:31,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:31,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:31,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:31,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:31,511 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:31,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:31,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:31,515 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:31,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:31,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:31,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:31,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:31,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:31,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:31,588 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:31,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:31,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:31,591 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:31,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:31,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:31,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:31,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:31,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:31,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:31,675 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:31,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:31,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:31,679 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:31,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:31,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:31,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:31,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:31,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:31,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:31,748 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:31,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:31,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:31,752 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:31,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:31,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:31,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:31,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:31,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:31,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:31,823 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:31,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:31,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:31,827 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:31,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:31,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:31,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:31,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:31,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:31,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:31,911 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:31,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:31,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:31,916 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:31,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:31,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:31,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:31,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:31,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:31,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:32,009 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:32,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:32,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:32,014 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:32,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:32,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:32,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:32,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:32,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:32,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:32,084 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:32,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:32,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:32,087 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:32,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:32,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:32,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:32,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:32,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:32,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:32,168 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:32,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:32,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:32,171 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:32,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:32,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:32,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:32,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:32,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:32,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:32,241 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:32,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:32,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:32,244 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:32,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:32,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:32,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:32,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:32,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:32,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:32,314 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:32,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:32,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:32,317 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:32,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:32,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:32,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:32,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:32,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:32,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:32,387 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:32,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:32,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:32,391 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:32,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:32,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:32,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:32,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:32,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:32,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:32,467 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:32,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:32,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:32,471 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:32,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:32,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:32,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:32,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:32,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:32,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:32,542 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:32,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:32,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:32,546 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:32,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:32,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:32,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:32,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:32,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:32,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:32,623 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:32,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:32,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:32,627 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:32,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:32,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:32,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:32,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:32,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:32,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:32,716 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:32,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:32,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:32,719 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:32,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:32,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:32,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:32,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:32,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:32,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:32,791 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:32,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:32,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:32,794 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:32,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:32,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:32,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:32,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:32,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:32,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:32,871 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:32,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:32,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:32,874 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:32,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:32,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:32,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:32,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:32,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:32,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:32,944 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:32,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:32,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:32,947 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:32,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:32,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:32,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:32,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:32,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:32,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:33,018 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:33,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:33,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:33,022 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:33,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:33,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:33,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:33,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:33,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:33,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:33,092 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:33,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:33,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:33,096 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:33,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:33,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:33,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:33,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:33,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:33,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:33,166 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:33,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:33,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:33,170 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:33,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:33,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:33,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:33,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:33,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:33,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:33,239 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:33,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:33,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:33,243 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:33,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:33,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:33,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:33,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:33,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:33,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:33,313 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:33,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:33,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:33,317 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:33,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:33,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:33,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:33,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:33,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:33,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:33,388 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:33,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:33,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:33,399 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:33,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:33,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:33,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:33,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:33,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:33,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:33,474 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:33,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:33,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:33,477 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:33,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:33,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:33,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:33,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:33,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:33,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:33,547 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:33,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:33,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:33,551 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:33,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:33,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:33,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:33,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:33,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:33,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:33,623 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:33,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:33,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:33,626 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:33,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:33,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:33,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:33,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:33,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:33,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:33,697 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:33,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:33,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:33,703 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:33,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:33,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:33,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:33,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:33,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:33,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:33,775 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:33,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:33,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:33,779 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:33,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:33,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:33,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:33,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:33,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:33,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:33,871 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:33,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:33,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:33,877 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:33,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:33,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:33,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:33,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:33,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:33,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:33,967 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:33,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:33,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:33,971 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:33,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:33,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:33,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:33,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:33,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:34,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:34,042 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:34,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:34,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:34,046 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:34,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:34,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:34,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:34,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:34,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:34,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:34,117 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:34,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:34,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:34,121 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:34,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:34,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:34,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:34,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:34,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:34,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:34,193 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:34,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:34,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:34,197 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:34,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:34,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:34,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:34,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:34,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:34,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:34,277 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:34,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:34,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:34,281 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:34,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:34,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:34,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:34,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:34,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:34,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:34,365 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:34,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:34,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:34,369 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:34,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:34,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:34,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:34,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:34,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:34,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:34,450 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:34,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:34,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:34,454 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:34,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:34,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:34,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:34,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:34,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:34,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:34,539 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:34,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:34,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:34,543 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:34,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:34,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:34,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:34,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:34,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:34,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:34,616 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:34,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:34,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:34,619 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:34,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:34,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:34,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:34,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:34,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:34,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:34,692 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:34,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:34,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:34,702 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:34,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:34,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:34,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:34,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:34,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:34,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:34,772 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:34,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:34,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:34,776 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:34,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:34,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:34,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:34,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:34,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:34,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:34,846 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:34,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:34,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:34,850 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:34,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:34,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:34,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:34,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:34,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:34,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:34,919 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:34,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:34,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:34,923 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:34,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:34,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:34,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:34,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:34,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:34,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:34,993 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:34,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:34,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:34,996 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:34,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:34,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:34,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:35,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:35,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:35,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:35,087 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:35,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:35,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:35,093 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:35,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:35,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:35,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:35,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:35,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:35,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:35,180 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:35,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:35,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:35,185 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:35,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:35,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:35,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:35,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:35,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:35,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:35,279 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:35,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:35,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:35,284 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:35,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:35,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:35,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:35,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:35,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:35,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:35,374 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:35,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:35,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:35,379 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:35,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:35,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:35,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:35,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:35,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:35,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:35,469 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:35,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:35,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:35,474 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:35,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:35,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:35,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:35,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:35,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:35,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:35,563 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:35,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:35,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:35,568 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:35,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:35,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:35,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:35,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:35,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:35,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:35,672 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:35,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:35,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:35,678 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:35,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:35,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:35,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:35,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:35,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:35,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:35,781 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:35,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:35,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:35,787 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:35,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:35,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:35,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:35,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:35,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:35,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:35,872 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:35,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:35,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:35,876 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:35,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:35,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:35,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:35,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:35,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:35,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:35,947 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:35,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:35,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:35,951 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:35,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:35,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:35,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:35,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:35,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:35,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:36,023 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:36,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:36,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:36,027 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:36,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:36,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:36,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:36,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:36,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:36,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:36,101 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:36,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:36,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:36,104 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:36,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:36,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:36,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:36,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:36,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:36,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:36,185 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:36,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:36,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:36,189 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:36,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:36,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:36,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:36,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:36,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:36,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:36,261 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:36,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:36,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:36,265 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:36,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:36,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:36,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:36,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:36,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:36,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:36,337 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:36,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:36,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:36,341 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:36,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:36,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:36,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:36,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:36,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:36,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:36,414 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:36,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:36,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:36,417 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:36,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:36,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:36,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:36,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:36,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:36,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:36,490 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:36,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:36,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:36,494 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:36,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:36,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:36,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:36,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:36,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:36,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:36,565 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:36,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:36,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:36,568 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:36,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:36,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:36,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:36,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:36,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:36,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:36,639 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:36,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:36,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:36,643 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:36,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:36,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:36,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:36,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:36,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:36,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:36,715 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:36,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:36,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:36,719 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:36,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:36,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:36,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:36,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:36,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:36,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:36,800 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:36,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:36,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:36,806 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:36,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:36,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:36,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:36,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:36,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:36,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:36,901 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:36,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:36,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:36,906 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:36,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:36,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:36,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:36,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:36,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:36,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:36,998 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:37,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:37,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:37,003 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:37,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:37,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:37,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:37,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:37,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:37,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:37,081 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:37,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:37,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:37,084 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:37,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:37,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:37,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:37,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:37,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:37,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:37,159 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:37,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:37,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:37,163 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:37,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:37,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:37,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:37,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:37,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:37,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:37,237 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:37,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:37,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:37,241 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:37,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:37,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:37,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:37,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:37,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:37,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:37,316 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:37,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:37,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:37,320 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:37,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:37,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:37,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:37,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:37,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:37,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:37,395 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:37,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:37,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:37,399 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:37,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:37,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:37,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:37,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:37,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:37,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:37,481 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:37,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:37,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:37,485 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:37,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:37,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:37,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:37,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:37,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:37,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:37,563 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:37,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:37,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:37,567 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:37,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:37,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:37,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:37,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:37,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:37,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:37,660 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:37,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:37,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:37,664 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:37,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:37,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:37,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:37,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:37,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:37,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:37,750 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:37,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:37,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:37,754 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:37,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:37,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:37,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:37,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:37,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:37,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:37,860 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:37,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:37,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:37,865 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:37,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:37,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:37,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:37,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:37,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:37,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:37,964 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:37,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:37,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:37,967 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:37,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:37,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:37,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:37,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:37,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:37,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:38,041 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:38,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:38,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:38,045 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:38,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:38,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:38,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:38,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:38,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:38,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:38,120 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:38,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:38,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:38,123 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:38,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:38,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:38,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:38,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:38,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:38,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:38,218 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:38,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:38,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:38,224 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:38,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:38,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:38,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:38,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:38,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:38,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:38,318 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:38,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:38,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:38,324 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:38,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:38,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:38,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:38,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:38,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:38,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:38,421 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:38,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:38,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:38,427 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:38,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:38,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:38,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:38,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:38,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:38,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:38,521 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:38,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:38,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:38,527 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:38,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:38,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:38,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:38,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:38,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:38,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:38,613 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:38,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:38,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:38,617 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:38,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:38,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:38,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:38,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:38,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:38,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:38,689 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:38,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:38,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:38,692 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:38,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:38,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:38,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:38,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:38,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:38,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:38,790 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:38,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:38,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:38,795 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:38,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:38,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:38,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:38,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:38,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:38,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:38,873 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:38,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:38,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:38,877 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:38,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:38,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:38,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:38,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:38,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:38,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:38,963 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:38,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:38,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:38,967 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:38,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:38,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:38,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:38,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:38,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:38,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:39,039 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:39,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:39,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:39,043 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:39,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:39,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:39,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:39,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:39,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:39,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:39,114 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:39,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:39,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:39,117 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:39,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:39,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:39,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:39,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:39,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:39,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:39,189 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:39,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:39,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:39,192 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:39,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:39,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:39,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:39,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:39,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:39,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:39,276 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:39,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:39,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:39,279 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:39,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:39,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:39,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:39,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:39,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:39,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:39,370 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:39,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:39,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:39,376 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:39,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:39,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:39,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:39,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:39,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:39,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:39,468 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:39,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:39,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:39,473 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:39,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:39,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:39,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:39,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:39,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:39,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:39,549 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:39,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:39,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:39,552 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:39,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:39,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:39,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:39,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:39,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:39,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:39,626 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:39,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:39,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:39,630 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:39,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:39,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:39,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:39,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:39,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:39,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:39,703 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:39,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:39,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:39,706 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:39,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:39,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:39,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:39,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:39,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:39,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:39,781 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:39,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:39,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:39,784 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:39,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:39,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:39,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:39,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:39,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:39,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:39,860 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:39,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:39,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:39,863 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:39,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:39,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:39,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:39,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:39,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:39,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:39,937 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:39,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:39,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:39,941 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:39,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:39,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:39,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:39,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:39,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:39,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:40,016 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:40,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:40,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:40,020 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:40,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:40,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:40,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:40,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:40,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:40,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:40,096 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:40,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:40,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:40,100 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:40,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:40,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:40,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:40,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:40,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:40,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:40,174 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:40,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:40,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:40,177 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:40,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:40,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:40,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:40,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:40,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:40,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:40,258 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:40,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:40,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:22:40,261 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:22:40,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:40,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:40,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:40,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:40,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:22:40,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... WARNING: YOUR LOGFILE WAS TOO LONG, SOME LINES IN THE MIDDLE WERE REMOVED. [2021-11-13 23:30:54,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:30:54,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:54,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:54,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:54,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:30:54,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:54,266 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:30:54,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:54,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:30:54,269 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:30:54,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:30:54,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:54,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:54,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:54,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:30:54,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:54,435 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:30:54,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:54,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:30:54,439 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:30:54,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:30:54,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:54,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:54,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:54,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:30:54,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:54,603 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:30:54,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:54,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:30:54,607 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:30:54,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:30:54,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:54,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:54,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:54,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:30:54,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:54,777 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:30:54,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:54,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:30:54,781 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:30:54,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:30:54,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:54,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:54,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:54,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:30:54,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:54,944 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:30:54,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:54,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:30:54,948 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:30:54,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:30:54,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:54,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:55,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:55,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:30:55,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:55,111 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:30:55,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:55,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:30:55,114 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:30:55,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:30:55,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:55,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:55,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:55,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:30:55,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:55,276 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:30:55,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:55,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:30:55,279 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:30:55,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:30:55,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:55,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:55,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:55,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:30:55,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:55,440 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:30:55,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:55,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:30:55,443 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:30:55,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:30:55,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:55,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:55,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:55,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:30:55,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:55,614 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:30:55,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:55,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:30:55,617 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:30:55,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:30:55,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:55,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:55,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:55,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:30:55,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:55,786 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:30:55,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:55,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:30:55,789 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:30:55,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:30:55,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:55,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:55,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:55,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:30:55,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:55,959 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:30:55,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:55,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:30:55,962 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:30:55,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:30:55,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:55,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:56,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:56,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:30:56,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:56,132 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:30:56,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:56,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:30:56,136 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:30:56,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:30:56,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:56,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:56,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:56,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:30:56,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:56,312 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:30:56,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:56,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:30:56,316 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:30:56,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:30:56,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:56,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:56,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:56,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:30:56,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:56,493 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:30:56,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:56,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:30:56,498 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:30:56,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:30:56,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:56,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:56,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:56,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:30:56,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:56,675 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:30:56,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:56,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:30:56,678 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:30:56,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:30:56,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:56,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:56,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:56,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:30:56,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:56,855 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:30:56,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:56,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:30:56,859 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:30:56,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:30:56,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:56,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:56,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:56,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:30:56,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:57,026 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:30:57,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:57,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:30:57,030 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:30:57,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:30:57,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:57,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:57,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:57,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:30:57,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:57,201 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:30:57,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:57,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:30:57,204 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:30:57,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:30:57,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:57,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:57,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:57,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:30:57,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:57,380 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:30:57,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:57,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:30:57,383 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:30:57,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:30:57,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:57,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:57,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:57,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:30:57,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:57,557 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:30:57,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:57,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:30:57,561 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:30:57,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:30:57,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:57,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:57,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:57,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:30:57,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:57,734 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:30:57,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:57,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:30:57,737 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:30:57,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:30:57,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:57,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:57,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:57,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:30:57,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:57,913 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:30:57,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:57,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:30:57,917 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:30:57,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:30:57,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:57,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:58,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:58,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:30:58,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:58,090 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:30:58,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:58,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:30:58,093 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:30:58,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:30:58,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:58,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:58,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:58,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:30:58,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:58,262 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:30:58,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:58,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:30:58,266 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:30:58,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:30:58,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:58,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:58,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:58,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:30:58,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:58,436 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:30:58,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:58,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:30:58,440 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:30:58,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:30:58,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:58,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:58,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:58,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:30:58,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:58,610 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:30:58,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:58,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:30:58,613 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:30:58,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:30:58,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:58,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:58,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:58,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:30:58,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:58,790 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:30:58,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:58,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:30:58,793 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:30:58,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:30:58,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:58,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:58,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:58,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:30:58,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:58,966 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:30:58,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:58,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:30:58,970 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:30:58,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:30:58,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:58,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:59,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:59,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:30:59,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:59,140 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:30:59,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:59,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:30:59,144 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:30:59,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:30:59,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:59,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:59,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:59,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:30:59,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:59,320 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:30:59,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:59,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:30:59,324 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:30:59,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:30:59,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:59,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:59,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:59,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:30:59,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:59,498 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:30:59,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:59,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:30:59,502 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:30:59,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:30:59,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:59,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:59,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:59,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:30:59,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:59,694 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:30:59,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:59,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:30:59,699 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:30:59,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:30:59,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:59,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:59,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:59,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:30:59,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:59,880 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:30:59,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:59,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:30:59,884 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:30:59,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:30:59,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:59,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:59,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:00,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:00,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:00,059 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:00,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:00,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:00,062 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:00,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:00,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:00,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:00,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:00,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:00,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:00,242 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:00,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:00,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:00,246 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:00,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:00,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:00,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:00,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:00,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:00,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:00,424 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:00,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:00,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:00,428 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:00,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:00,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:00,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:00,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:00,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:00,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:00,607 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:00,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:00,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:00,611 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:00,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:00,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:00,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:00,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:00,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:00,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:00,789 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:00,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:00,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:00,793 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:00,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:00,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:00,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:00,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:00,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:00,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:00,962 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:00,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:00,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:00,966 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:00,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:00,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:00,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:01,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:01,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:01,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:01,129 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:01,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:01,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:01,132 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:01,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:01,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:01,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:01,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:01,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:01,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:01,304 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:01,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:01,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:01,308 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:01,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:01,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:01,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:01,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:01,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:01,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:01,476 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:01,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:01,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:01,480 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:01,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:01,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:01,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:01,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:01,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:01,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:01,650 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:01,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:01,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:01,654 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:01,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:01,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:01,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:01,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:01,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:01,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:01,835 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:01,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:01,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:01,839 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:01,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:01,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:01,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:01,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:01,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:01,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:02,016 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:02,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:02,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:02,020 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:02,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:02,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:02,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:02,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:02,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:02,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:02,195 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:02,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:02,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:02,198 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:02,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:02,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:02,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:02,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:02,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:02,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:02,366 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:02,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:02,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:02,370 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:02,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:02,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:02,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:02,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:02,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:02,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:02,544 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:02,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:02,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:02,547 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:02,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:02,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:02,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:02,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:02,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:02,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:02,713 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:02,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:02,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:02,716 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:02,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:02,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:02,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:02,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:02,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:02,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:02,889 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:02,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:02,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:02,892 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:02,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:02,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:02,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:02,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:03,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:03,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:03,060 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:03,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:03,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:03,064 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:03,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:03,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:03,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:03,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:03,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:03,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:03,223 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:03,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:03,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:03,227 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:03,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:03,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:03,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:03,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:03,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:03,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:03,386 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:03,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:03,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:03,389 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:03,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:03,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:03,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:03,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:03,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:03,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:03,548 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:03,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:03,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:03,552 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:03,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:03,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:03,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:03,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:03,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:03,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:03,709 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:03,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:03,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:03,713 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:03,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:03,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:03,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:03,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:03,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:03,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:03,868 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:03,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:03,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:03,871 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:03,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:03,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:03,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:03,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:03,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:03,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:04,030 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:04,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:04,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:04,034 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:04,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:04,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:04,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:04,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:04,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:04,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:04,189 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:04,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:04,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:04,192 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:04,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:04,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:04,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:04,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:04,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:04,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:04,350 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:04,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:04,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:04,354 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:04,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:04,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:04,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:04,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:04,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:04,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:04,513 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:04,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:04,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:04,516 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:04,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:04,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:04,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:04,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:04,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:04,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:04,677 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:04,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:04,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:04,680 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:04,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:04,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:04,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:04,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:04,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:04,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:04,841 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:04,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:04,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:04,845 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:04,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:04,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:04,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:04,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:04,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:04,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:05,010 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:05,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:05,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:05,014 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:05,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:05,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:05,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:05,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:05,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:05,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:05,181 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:05,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:05,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:05,185 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:05,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:05,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:05,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:05,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:05,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:05,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:05,343 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:05,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:05,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:05,346 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:05,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:05,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:05,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:05,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:05,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:05,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:05,508 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:05,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:05,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:05,511 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:05,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:05,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:05,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:05,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:05,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:05,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:05,673 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:05,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:05,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:05,677 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:05,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:05,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:05,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:05,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:05,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:05,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:05,841 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:05,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:05,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:05,844 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:05,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:05,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:05,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:05,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:05,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:05,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:06,006 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:06,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:06,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:06,010 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:06,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:06,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:06,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:06,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:06,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:06,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:06,173 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:06,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:06,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:06,177 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:06,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:06,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:06,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:06,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:06,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:06,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:06,339 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:06,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:06,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:06,342 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:06,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:06,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:06,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:06,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:06,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:06,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:06,503 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:06,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:06,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:06,507 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:06,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:06,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:06,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:06,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:06,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:06,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:06,670 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:06,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:06,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:06,673 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:06,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:06,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:06,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:06,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:06,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:06,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:06,839 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:06,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:06,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:06,843 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:06,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:06,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:06,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:06,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:06,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:06,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:07,009 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:07,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:07,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:07,013 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:07,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:07,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:07,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:07,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:07,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:07,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:07,174 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:07,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:07,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:07,178 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:07,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:07,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:07,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:07,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:07,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:07,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:07,341 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:07,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:07,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:07,345 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:07,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:07,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:07,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:07,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:07,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:07,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:07,521 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:07,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:07,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:07,525 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:07,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:07,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:07,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:07,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:07,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:07,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:07,685 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:07,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:07,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:07,688 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:07,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:07,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:07,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:07,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:07,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:07,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:07,854 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:07,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:07,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:07,858 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:07,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:07,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:07,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:07,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:07,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:07,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:08,012 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:08,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:08,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:08,015 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:08,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:08,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:08,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:08,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:08,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:08,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:08,170 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:08,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:08,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:08,173 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:08,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:08,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:08,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:08,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:08,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:08,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:08,329 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:08,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:08,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:08,332 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:08,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:08,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:08,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:08,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:08,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:08,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:08,496 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:08,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:08,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:08,500 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:08,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:08,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:08,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:08,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:08,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:08,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:08,664 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:08,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:08,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:08,668 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:08,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:08,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:08,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:08,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:08,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:08,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:08,838 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:08,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:08,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:08,842 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:08,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:08,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:08,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:08,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:08,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:08,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:09,020 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:09,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:09,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:09,023 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:09,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:09,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:09,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:09,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:09,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:09,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:09,192 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:09,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:09,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:09,195 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:09,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:09,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:09,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:09,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:09,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:09,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:09,361 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:09,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:09,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:09,364 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:09,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:09,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:09,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:09,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:09,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:09,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:09,527 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:09,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:09,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:09,531 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:09,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:09,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:09,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:09,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:09,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:09,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:09,698 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:09,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:09,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:09,702 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:09,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:09,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:09,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:09,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:09,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:09,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:09,870 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:09,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:09,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:09,873 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:09,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:09,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:09,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:09,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:09,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:09,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:10,033 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:10,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:10,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:10,036 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:10,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:10,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:10,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:10,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:10,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:10,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:10,195 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:10,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:10,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:10,198 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:10,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:10,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:10,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:10,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:10,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:10,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:10,360 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:10,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:10,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:10,363 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:10,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:10,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:10,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:10,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:10,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:10,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:10,533 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:10,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:10,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:10,536 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:10,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:10,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:10,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:10,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:10,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:10,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:10,706 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:10,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:10,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:10,710 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:10,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:10,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:10,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:10,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:10,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:10,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:10,879 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:10,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:10,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:10,882 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:10,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:10,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:10,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:10,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:11,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:11,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:11,047 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:11,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:11,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:11,050 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:11,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:11,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:11,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:11,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:11,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:11,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:11,218 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:11,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:11,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:11,222 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:11,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:11,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:11,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:11,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:11,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:11,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:11,389 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:11,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:11,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:11,392 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:11,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:11,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:11,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:11,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:11,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:11,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:11,560 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:11,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:11,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:11,564 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:11,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:11,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:11,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:11,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:11,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:11,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:11,732 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:11,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:11,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:11,735 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:11,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:11,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:11,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:11,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:11,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:11,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:11,918 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:11,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:11,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:11,922 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:11,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:11,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:11,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:12,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:12,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:12,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:12,087 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:12,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:12,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:12,090 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:12,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:12,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:12,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:12,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:12,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:12,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:12,258 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:12,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:12,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:12,261 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:12,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:12,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:12,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:12,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:12,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:12,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:12,423 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:12,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:12,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:12,426 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:12,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:12,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:12,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:12,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:12,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:12,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:12,587 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:12,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:12,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:12,590 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:12,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:12,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:12,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:12,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:12,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:12,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:12,749 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:12,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:12,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:12,752 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:12,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:12,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:12,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:12,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:12,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:12,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:12,909 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:12,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:12,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:12,912 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:12,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:12,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:12,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:13,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:13,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:13,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:13,081 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:13,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:13,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:13,084 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:13,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:13,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:13,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:13,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:13,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:13,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:13,255 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:13,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:13,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:13,258 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:13,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:13,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:13,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:13,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:13,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:13,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:13,415 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:13,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:13,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:13,418 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:13,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:13,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:13,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:13,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:13,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:13,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:13,576 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:13,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:13,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:13,580 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:13,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:13,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:13,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:13,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:13,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:13,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:13,753 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:13,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:13,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:13,757 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:13,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:13,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:13,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:13,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:13,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:13,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:13,930 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:13,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:13,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:13,934 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:13,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:13,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:13,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:14,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:14,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:14,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:14,110 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:14,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:14,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:14,114 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:14,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:14,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:14,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:14,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:14,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:14,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:14,279 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:14,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:14,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:14,283 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:14,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:14,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:14,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:14,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:14,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:14,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:14,448 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:14,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:14,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:14,452 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:14,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:14,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:14,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:14,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:14,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:14,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:14,624 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:14,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:14,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:14,628 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:14,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:14,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:14,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:14,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:14,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:14,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:14,811 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:14,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:14,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:14,815 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:14,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:14,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:14,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:14,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:14,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:14,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:14,991 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:14,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:14,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:14,995 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:14,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:14,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:14,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:15,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:15,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:15,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:15,166 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:15,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:15,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:15,170 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:15,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:15,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:15,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:15,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:15,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:15,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:15,342 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:15,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:15,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:15,346 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:15,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:15,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:15,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:15,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:15,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:15,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:15,524 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:15,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:15,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:15,528 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:15,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:15,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:15,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:15,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:15,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:15,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:15,702 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:15,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:15,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:15,706 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:15,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:15,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:15,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:15,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:15,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:15,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:15,866 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:15,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:15,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:15,870 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:15,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:15,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:15,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:15,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:15,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:15,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:16,033 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:16,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:16,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:16,045 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:16,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:16,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:16,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:16,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:16,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:16,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:16,218 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:16,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:16,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:16,222 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:16,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:16,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:16,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:16,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:16,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:16,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:16,396 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:16,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:16,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:16,400 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:16,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:16,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:16,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:16,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:16,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:16,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:16,575 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:16,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:16,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:16,579 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:16,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:16,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:16,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:16,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:16,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:16,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:16,756 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:16,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:16,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:16,760 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:16,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:16,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:16,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:16,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:16,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:16,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:16,934 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:16,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:16,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:16,938 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:16,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:16,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:16,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:17,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:17,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:17,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:17,103 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:17,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:17,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:17,107 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:17,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:17,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:17,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:17,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:17,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:17,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:17,270 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:17,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:17,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:17,274 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:17,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:17,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:17,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:17,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:17,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:17,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:17,431 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:17,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:17,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:17,435 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:17,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:17,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:17,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:17,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:17,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:17,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:17,594 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:17,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:17,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:17,597 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:17,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:17,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:17,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:17,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:17,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:17,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:17,770 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:17,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:17,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:17,773 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:17,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:17,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:17,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:17,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:17,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:17,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:17,937 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:17,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:17,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:17,940 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:17,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:17,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:17,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:18,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:18,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:18,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:18,098 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:18,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:18,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:18,101 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:18,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:18,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:18,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:18,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:18,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:18,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:18,264 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:18,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:18,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:18,268 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:18,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:18,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:18,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:18,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:18,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:18,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:18,427 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:18,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:18,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:18,430 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:18,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:18,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:18,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:18,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:18,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:18,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:18,589 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:18,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:18,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:18,592 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:18,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:18,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:18,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:18,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:18,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:18,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:18,752 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:18,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:18,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:18,763 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:18,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:18,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:18,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:18,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:18,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:18,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:18,922 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:18,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:18,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:18,926 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:18,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:18,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:18,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:19,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:19,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:19,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:19,083 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:19,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:19,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:19,087 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:19,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:19,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:19,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:19,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:19,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:19,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:19,245 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:19,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:19,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:19,248 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:19,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:19,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:19,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:19,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:19,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:19,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:19,408 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:19,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:19,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:19,412 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:19,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:19,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:19,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:19,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:19,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:19,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:19,569 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:19,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:19,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:19,572 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:19,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:19,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:19,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:19,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:19,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:19,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:19,730 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:19,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:19,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:19,734 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:19,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:19,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:19,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:19,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:19,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:19,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:19,890 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:19,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:19,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:19,894 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:19,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:19,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:19,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:19,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:20,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:20,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:20,052 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:20,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:20,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:20,056 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:20,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:20,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:20,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:20,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:20,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:20,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:20,222 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:20,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:20,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:20,225 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:20,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:20,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:20,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:20,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:20,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:20,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:20,387 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:20,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:20,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:20,391 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:20,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:20,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:20,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:20,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:20,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:20,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:20,553 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:20,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:20,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:20,556 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:20,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:20,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:20,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:20,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:20,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:20,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:20,719 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:20,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:20,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:20,722 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:20,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:20,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:20,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:20,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:20,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:20,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:20,888 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:20,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:20,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:20,892 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:20,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:20,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:20,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:20,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:21,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:21,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:21,060 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:21,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:21,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:21,064 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:21,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:21,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:21,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:21,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:21,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:21,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:21,238 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:21,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:21,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:21,242 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:21,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:21,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:21,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:21,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:21,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:21,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:21,408 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:21,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:21,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:21,412 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:21,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:21,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:21,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:21,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:21,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:21,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:21,578 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:21,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:21,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:21,582 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:21,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:21,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:21,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:21,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:21,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:21,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:21,742 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:21,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:21,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:21,745 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:21,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:21,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:21,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:21,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:21,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:21,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:21,908 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:21,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:21,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:21,912 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:21,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:21,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:21,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:22,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:22,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:22,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:22,074 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:22,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:22,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:22,077 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:22,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:22,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:22,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:22,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:22,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:22,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:22,239 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:22,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:22,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:22,243 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:22,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:22,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:22,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:22,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:22,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:22,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:22,409 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:22,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:22,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:22,413 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:22,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:22,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:22,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:22,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:22,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:22,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:22,579 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:22,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:22,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:22,583 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:22,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:22,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:22,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:22,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:22,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:22,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:22,745 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:22,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:22,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:22,748 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:22,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:22,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:22,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:22,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:22,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:22,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:22,913 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:22,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:22,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:22,916 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:22,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:22,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:22,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:23,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:23,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:23,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:23,078 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:23,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:23,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:23,081 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:23,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:23,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:23,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:23,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:23,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:23,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:23,240 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:23,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:23,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:23,243 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:23,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:23,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:23,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:23,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:23,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:23,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:23,401 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:23,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:23,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:23,404 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:23,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:23,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:23,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:23,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:23,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:23,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:23,563 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:23,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:23,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:23,567 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:23,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:23,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:23,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:23,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:23,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:23,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:23,731 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:23,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:23,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:23,734 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:23,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:23,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:23,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:23,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:23,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:23,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:23,902 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:23,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:23,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:23,905 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:23,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:23,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:23,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:23,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:24,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:24,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:24,071 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:24,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:24,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:24,075 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:24,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:24,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:24,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:24,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:24,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:24,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:24,249 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:24,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:24,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:24,253 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:24,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:24,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:24,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:24,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:24,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:24,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:24,421 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:24,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:24,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:24,424 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:24,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:24,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:24,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:24,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:24,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:24,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:24,588 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:24,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:24,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:24,592 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:24,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:24,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:24,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:24,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:24,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:24,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:24,753 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:24,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:24,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:24,757 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:24,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:24,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:24,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:24,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:24,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:24,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:24,917 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:24,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:24,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:24,921 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:24,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:24,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:24,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:25,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:25,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:25,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:25,080 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:25,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:25,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:25,083 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:25,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:25,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:25,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:25,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:25,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:25,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:25,247 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:25,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:25,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:25,251 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:25,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:25,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:25,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:25,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:25,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:25,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:25,412 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:25,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:25,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:25,415 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:25,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:25,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:25,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:25,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:25,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:25,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:25,578 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:25,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:25,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:25,581 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:25,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:25,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:25,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:25,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:25,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:25,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:25,746 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:25,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:25,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:25,749 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:25,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:25,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:25,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:25,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:25,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:25,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:25,912 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:25,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:25,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:25,916 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:25,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:25,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:25,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:26,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:26,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:26,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:26,088 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:26,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:26,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:26,092 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:26,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:26,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:26,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:26,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:26,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:26,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:26,264 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:26,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:26,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:26,268 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:26,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:26,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:26,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:26,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:26,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:26,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:26,435 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:26,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:26,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:26,438 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:26,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:26,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:26,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:26,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:26,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:26,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:26,610 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:26,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:26,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:26,613 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:26,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:26,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:26,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:26,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:26,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:26,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:26,778 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:26,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:26,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:26,782 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:26,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:26,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:26,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:26,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:26,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:26,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:26,954 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:26,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:26,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:26,957 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:26,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:26,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:26,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:27,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:27,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:27,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:27,121 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:27,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:27,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:27,124 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:27,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:27,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:27,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:27,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:27,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:27,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:27,288 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:27,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:27,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:27,292 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:27,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:27,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:27,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:27,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:27,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:27,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:27,457 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:27,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:27,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:27,461 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:27,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:27,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:27,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:27,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:27,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:27,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:27,629 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:27,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:27,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:27,633 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:27,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:27,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:27,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:27,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:27,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:27,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:27,795 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:27,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:27,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:27,799 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:27,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:27,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:27,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:27,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:27,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:27,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:27,967 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:27,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:27,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:27,971 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:27,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:27,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:27,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:28,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:28,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:28,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:28,138 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:28,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:28,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:28,142 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:28,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:28,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:28,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:28,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:28,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:28,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:28,304 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:28,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:28,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:28,308 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:28,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:28,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:28,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:28,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:28,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:28,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:28,468 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:28,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:28,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:28,472 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:28,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:28,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:28,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:28,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:28,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:28,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:28,630 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:28,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:28,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:28,634 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:28,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:28,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:28,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:28,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:28,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:28,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:28,794 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:28,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:28,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:28,798 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:28,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:28,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:28,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:28,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:28,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:28,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:28,956 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:28,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:28,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:28,959 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:28,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:28,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:28,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:29,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:29,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:29,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:29,119 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:29,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:29,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:29,122 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:29,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:29,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:29,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:29,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:29,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:29,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:29,295 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:29,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:29,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:29,299 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:29,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:29,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:29,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:29,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:29,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:29,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:29,472 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:29,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:29,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:29,476 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:29,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:29,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:29,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:29,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:29,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:29,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:29,661 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:29,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:29,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:29,666 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:29,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:29,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:29,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:29,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:29,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:29,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:29,831 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:29,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:29,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:29,834 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:29,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:29,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:29,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:29,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:29,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:29,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:29,998 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:30,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:30,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:30,001 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:30,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:30,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:30,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:30,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:30,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:30,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:30,167 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:30,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:30,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:30,171 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:30,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:30,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:30,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:30,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:30,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:30,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:30,336 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:30,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:30,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:30,340 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:30,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:30,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:30,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:30,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:30,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:30,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:30,506 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:30,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:30,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:30,509 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:30,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:30,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:30,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:30,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:30,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:30,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:30,675 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:30,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:30,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:30,678 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:30,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:30,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:30,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:30,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:30,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:30,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:30,846 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:30,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:30,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:30,850 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:30,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:30,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:30,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:30,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:30,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:30,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:31,023 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:31,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:31,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:31,027 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:31,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:31,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:31,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:31,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:31,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:31,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:31,200 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:31,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:31,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:31,204 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:31,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:31,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:31,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:31,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:31,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:31,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:31,370 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:31,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:31,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:31,373 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:31,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:31,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:31,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:31,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:31,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:31,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:31,551 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:31,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:31,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:31,554 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:31,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:31,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:31,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:31,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:31,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:31,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:31,718 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:31,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:31,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:31,722 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:31,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:31,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:31,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:31,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:31,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:31,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:31,884 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:31,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:31,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:31,887 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:31,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:31,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:31,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:31,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:32,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:32,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:32,050 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:32,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:32,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:32,053 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:32,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:32,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:32,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:32,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:32,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:32,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:32,215 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:32,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:32,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:32,218 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:32,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:32,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:32,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:32,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:32,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:32,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:32,387 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:32,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:32,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:32,390 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:32,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:32,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:32,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:32,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:32,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:32,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:32,556 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:32,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:32,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:32,561 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:32,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:32,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:32,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:32,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:32,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:32,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:32,725 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:32,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:32,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:32,728 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:32,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:32,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:32,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:32,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:32,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:32,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:32,888 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:32,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:32,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:32,891 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:32,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:32,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:32,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:32,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:33,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:33,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:33,053 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:33,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:33,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:33,056 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:33,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:33,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:33,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:33,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:33,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:33,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:33,219 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:33,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:33,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:33,222 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:33,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:33,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:33,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:33,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:33,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:33,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:33,383 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:33,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:33,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:33,386 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:33,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:33,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:33,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:33,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:33,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:33,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:33,546 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:33,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:33,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:33,549 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:33,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:33,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:33,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:33,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:33,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:33,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:33,710 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:33,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:33,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:33,714 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:33,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:33,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:33,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:33,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:33,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:33,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:33,876 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:33,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:33,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:33,879 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:33,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:33,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:33,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:33,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:33,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:33,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:34,043 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:34,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:34,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:34,047 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:34,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:34,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:34,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:34,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:34,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:34,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:34,214 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:34,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:34,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:34,218 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:34,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:34,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:34,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:34,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:34,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:34,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:34,384 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:34,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:34,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:34,387 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:34,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:34,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:34,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:34,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:34,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:34,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:34,551 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:34,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:34,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:34,554 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:34,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:34,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:34,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:34,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:34,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:34,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:34,721 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:34,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:34,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:34,725 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:34,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:34,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:34,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:34,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:34,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:34,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:34,894 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:34,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:34,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:34,898 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:34,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:34,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:34,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:34,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:35,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:35,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:35,077 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:35,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:35,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:35,081 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:35,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:35,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:35,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:35,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:35,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:35,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:35,250 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:35,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:35,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:35,253 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:35,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:35,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:35,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:35,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:35,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:35,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:35,417 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:35,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:35,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:35,421 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:35,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:35,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:35,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:35,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:35,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:35,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:35,581 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:35,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:35,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:35,584 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:35,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:35,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:35,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:35,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:35,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:35,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:35,745 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:35,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:35,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:35,748 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:35,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:35,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:35,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:35,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:35,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:35,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:35,910 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:35,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:35,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:35,914 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:35,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:35,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:35,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:36,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:36,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:36,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:36,074 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:36,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:36,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:36,077 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:36,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:36,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:36,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:36,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:36,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:36,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:36,240 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:36,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:36,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:36,244 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:36,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:36,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:36,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:36,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:36,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:36,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:36,405 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:36,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:36,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:36,409 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:36,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:36,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:36,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:36,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:36,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:36,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:36,570 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:36,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:36,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:36,573 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:36,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:36,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:36,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:36,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:36,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:36,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:36,733 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:36,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:36,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:36,736 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:36,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:36,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:36,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:36,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:36,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:36,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:36,896 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:36,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:36,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:36,899 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:36,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:36,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:36,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:36,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:37,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:37,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:37,062 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:37,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:37,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:37,066 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:37,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:37,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:37,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:37,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:37,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:37,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:37,227 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:37,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:37,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:37,231 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:37,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:37,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:37,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:37,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:37,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:37,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:37,392 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:37,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:37,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:37,396 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:37,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:37,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:37,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:37,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:37,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:37,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:37,562 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:37,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:37,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:37,566 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:37,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:37,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:37,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:37,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:37,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:37,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:37,741 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:37,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:37,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:37,744 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:37,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:37,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:37,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:37,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:37,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:37,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:37,908 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:37,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:37,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:37,912 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:37,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:37,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:37,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:38,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:38,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:38,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:38,078 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:38,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:38,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:38,082 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:38,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:38,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:38,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:38,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:38,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:38,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:38,251 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:38,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:38,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:38,254 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:38,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:38,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:38,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:38,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:38,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:38,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:38,420 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:38,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:38,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:38,423 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:38,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:38,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:38,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:38,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:38,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:38,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:38,585 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:38,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:38,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:38,588 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:38,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:38,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:38,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:38,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:38,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:38,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:38,751 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:38,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:38,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:38,754 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:38,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:38,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:38,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:38,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:38,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:38,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:38,915 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:38,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:38,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:38,918 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:38,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:38,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:38,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:39,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:39,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:39,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:39,084 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:39,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:39,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:39,087 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:39,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:39,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:39,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:39,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:39,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:39,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:39,256 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:39,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:39,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:39,260 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:39,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:39,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:39,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:39,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:39,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:39,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:39,420 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:39,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:39,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:39,423 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:39,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:39,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:39,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:39,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:39,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:39,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:39,586 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:39,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:39,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:39,590 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:39,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:39,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:39,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:39,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:39,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:39,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:39,753 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:39,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:39,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:39,757 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:39,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:39,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:39,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:39,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:39,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:39,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:39,919 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:39,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:39,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:39,922 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:39,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:39,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:39,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:40,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:40,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:40,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:40,095 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:40,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:40,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:40,099 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:40,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:40,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:40,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:40,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:40,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:40,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:40,272 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:40,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:40,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:40,276 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:40,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:40,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:40,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:40,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:40,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:40,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:40,451 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:40,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:40,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:40,454 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:40,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:40,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:40,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:40,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:40,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:40,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:40,632 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:40,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:40,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:40,636 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:40,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:40,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:40,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:40,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:40,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:40,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:40,804 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:40,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:40,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:40,808 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:40,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:40,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:40,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:40,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:40,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:40,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:40,976 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:40,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:40,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:40,979 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:40,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:40,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:40,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:41,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:41,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:41,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:41,141 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:41,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:41,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:41,144 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:41,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:41,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:41,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:41,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:41,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:41,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:41,315 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:41,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:41,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:41,318 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:41,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:41,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:41,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:41,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:41,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:41,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:41,511 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:41,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:41,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:41,516 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:41,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:41,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:41,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:41,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:41,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:41,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:41,691 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:41,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:41,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:41,694 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:41,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:41,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:41,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:41,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:41,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:41,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:41,865 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:41,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:41,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:41,869 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:41,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:41,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:41,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:41,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:41,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:41,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:42,037 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:42,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:42,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:42,041 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:42,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:42,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:42,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:42,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:42,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:42,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:42,205 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:42,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:42,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:42,209 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:42,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:42,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:42,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:42,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:42,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:42,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:42,372 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:42,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:42,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:42,375 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:42,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:42,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:42,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:42,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:42,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:42,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:42,540 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:42,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:42,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:42,543 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:42,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:42,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:42,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:42,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:42,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:42,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:42,708 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:42,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:42,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:42,712 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:42,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:42,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:42,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:42,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:42,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:42,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:42,883 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:42,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:42,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:42,886 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:42,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:42,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:42,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:42,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:43,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:43,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:43,047 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:43,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:43,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:43,050 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:43,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:43,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:43,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:43,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:43,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:43,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:43,220 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:43,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:43,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:43,224 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:43,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:43,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:43,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:43,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:43,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:43,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:43,386 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:43,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:43,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:43,389 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:43,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:43,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:43,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:43,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:43,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:43,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:43,557 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:43,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:43,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:43,561 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:43,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:43,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:43,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:43,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:43,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:43,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:43,736 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:43,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:43,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:43,740 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:43,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:43,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:43,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:43,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:43,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:43,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:43,916 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:43,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:43,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:43,920 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:43,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:43,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:43,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:44,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:44,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:44,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:44,094 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:44,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:44,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:44,098 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:44,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:44,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:44,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:44,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:44,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:44,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:44,268 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:44,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:44,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:44,271 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:44,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:44,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:44,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:44,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:44,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:44,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:44,446 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:44,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:44,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:44,450 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:44,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:44,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:44,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:44,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:44,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:44,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:44,629 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:44,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:44,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:44,632 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:44,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:44,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:44,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:44,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:44,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:44,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:44,805 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:44,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:44,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:44,808 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:44,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:44,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:44,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:44,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:44,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:44,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:44,983 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:44,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:44,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:44,986 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:44,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:44,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:44,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:45,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:45,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:45,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:45,166 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:45,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:45,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:45,170 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:45,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:45,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:45,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:45,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:45,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:45,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:45,352 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:45,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:45,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:45,356 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:45,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:45,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:45,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:45,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:45,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:45,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:45,539 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:45,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:45,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:45,544 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:45,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:45,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:45,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:45,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:45,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:45,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:45,728 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:45,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:45,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:45,732 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:45,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:45,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:45,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:45,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:45,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:45,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:45,910 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:45,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:45,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:45,914 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:45,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:45,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:45,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:46,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:46,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:46,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:46,102 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:46,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:46,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:46,106 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:46,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:46,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:46,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:46,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:46,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:46,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:46,282 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:46,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:46,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:46,286 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:46,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:46,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:46,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:46,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:46,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:46,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:46,465 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:46,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:46,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:46,469 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:46,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:46,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:46,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:46,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:46,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:46,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:46,649 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:46,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:46,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:46,653 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:46,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:46,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:46,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:46,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:46,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:46,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:46,832 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:46,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:46,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:46,836 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:46,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:46,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:46,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:46,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:46,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:46,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:47,013 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:47,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:47,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:47,016 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:47,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:47,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:47,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:47,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:47,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:47,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:47,178 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:47,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:47,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:47,181 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:47,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:47,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:47,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:47,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:47,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:47,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:47,348 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:47,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:47,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:47,352 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:47,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:47,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:47,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:47,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:47,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:47,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:47,515 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:47,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:47,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:47,519 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:47,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:47,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:47,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:47,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:47,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:47,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:47,682 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:47,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:47,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:47,686 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:47,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:47,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:47,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:47,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:47,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:47,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:47,855 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:47,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:47,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:47,859 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:47,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:47,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:47,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:47,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:47,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:47,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:48,026 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:48,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:48,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:48,029 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:48,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:48,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:48,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:48,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:48,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:48,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:48,194 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:48,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:48,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:48,197 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:48,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:48,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:48,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:48,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:48,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:48,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:48,359 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:48,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:48,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:48,363 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:48,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:48,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:48,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:48,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:48,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:48,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:48,526 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:48,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:48,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:48,529 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:48,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:48,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:48,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:48,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:48,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:48,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:48,697 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:48,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:48,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:48,701 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:48,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:48,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:48,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:48,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:48,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:48,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:48,875 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:48,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:48,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:48,879 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:48,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:48,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:48,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:48,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:49,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:49,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:49,051 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:49,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:49,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:49,054 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:49,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:49,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:49,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:49,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:49,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:49,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:49,224 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:49,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:49,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:49,227 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:49,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:49,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:49,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:49,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:49,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:49,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:49,415 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:49,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:49,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:49,419 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:49,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:49,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:49,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:49,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:49,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:49,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:49,586 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:49,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:49,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:49,589 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:49,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:49,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:49,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:49,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:49,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:49,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:49,750 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:49,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:49,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:49,753 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:49,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:49,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:49,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:49,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:49,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:49,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:49,915 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:49,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:49,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:49,919 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:49,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:49,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:49,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:50,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:50,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:50,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:50,078 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:50,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:50,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:50,081 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:50,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:50,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:50,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:50,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:50,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:50,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:50,240 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:50,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:50,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:50,244 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:50,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:50,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:50,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:50,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:50,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:50,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:50,404 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:50,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:50,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:50,407 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:50,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:50,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:50,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:50,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:50,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:50,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:50,565 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:50,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:50,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:50,569 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:50,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:50,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:50,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:50,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:50,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:50,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:50,728 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:50,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:50,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:50,731 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:50,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:50,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:50,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:50,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:50,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:50,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:50,891 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:50,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:50,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:50,895 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:50,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:50,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:50,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:50,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:51,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:51,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:51,054 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:51,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:51,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:51,057 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:51,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:51,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:51,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:51,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:51,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:51,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:51,221 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:51,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:51,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:51,224 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:51,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:51,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:51,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:51,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:51,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:51,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:51,392 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:51,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:51,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:51,395 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:51,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:51,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:51,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:51,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:51,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:51,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:51,573 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:51,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:51,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:51,577 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:51,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:51,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:51,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:51,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:51,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:51,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:51,745 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:51,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:51,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:51,749 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:51,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:51,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:51,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:51,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:51,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:51,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:51,916 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:51,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:51,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:51,920 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:51,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:51,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:51,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:52,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:52,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:52,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:52,085 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:52,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:52,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:52,088 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:52,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:52,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:52,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:52,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:52,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:52,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:52,257 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:52,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:52,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:52,260 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:52,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:52,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:52,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:52,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:52,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:52,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:52,429 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:52,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:52,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:52,433 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:52,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:52,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:52,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:52,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:52,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:52,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:52,605 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:52,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:52,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:52,609 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:52,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:52,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:52,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:52,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:52,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:52,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:52,779 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:52,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:52,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:52,783 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:52,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:52,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:52,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:52,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:52,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:52,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:52,954 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:52,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:52,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:52,957 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:52,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:52,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:52,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:53,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:53,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:53,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:53,124 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:53,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:53,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:53,127 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:53,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:53,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:53,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:53,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:53,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:53,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:53,297 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:53,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:53,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:53,300 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:53,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:53,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:53,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:53,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:53,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:53,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:53,463 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:53,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:53,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:53,466 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:53,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:53,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:53,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:53,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:53,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:53,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:53,630 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:53,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:53,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:53,634 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:53,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:53,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:53,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:53,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:53,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:53,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:53,799 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:53,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:53,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:53,802 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:53,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:53,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:53,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:53,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:53,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:53,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:53,970 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:53,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:53,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:53,975 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:53,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:53,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:53,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:54,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:54,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:54,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:54,140 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:54,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:54,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:54,144 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:54,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:54,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:54,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:54,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:54,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:54,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:54,320 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:54,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:54,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:54,323 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:54,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:54,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:54,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:54,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:54,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:54,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:54,485 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:54,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:54,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:54,489 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:54,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:54,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:54,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:54,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:54,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:54,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:54,658 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:54,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:54,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:54,662 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:54,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:54,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:54,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:54,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:54,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:54,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:54,832 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:54,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:54,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:54,835 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:54,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:54,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:54,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:54,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:54,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:54,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:55,005 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:55,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:55,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:55,008 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:55,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:55,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:55,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:55,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:55,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:55,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:55,183 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:55,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:55,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:55,187 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:55,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:55,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:55,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:55,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:55,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:55,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:55,363 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:55,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:55,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:55,367 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:55,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:55,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:55,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:55,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:55,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:55,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:55,540 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:55,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:55,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:55,543 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:55,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:55,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:55,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:55,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:55,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:55,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:55,711 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:55,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:55,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:55,714 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:55,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:55,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:55,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:55,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:55,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:55,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:55,890 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:55,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:55,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:55,893 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:55,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:55,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:55,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:55,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:56,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:56,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:56,056 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:56,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:56,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:56,060 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:56,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:56,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:56,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:56,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:56,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:56,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:56,229 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:56,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:56,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:56,233 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:56,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:56,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:56,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:56,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:56,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:56,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:56,400 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:56,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:56,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:56,404 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:56,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:56,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:56,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:56,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:56,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:56,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:56,572 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:56,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:56,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:56,575 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:56,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:56,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:56,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:56,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:56,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:56,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:56,751 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:56,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:56,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:56,755 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:56,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:56,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:56,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:56,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:56,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:56,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:56,932 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:56,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:56,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:56,935 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:56,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:56,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:56,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:57,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:57,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:57,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:57,117 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:57,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:57,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:57,120 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:57,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:57,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:57,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:57,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:57,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:57,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:57,292 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:57,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:57,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:57,296 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:57,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:57,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:57,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:57,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:57,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:57,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:57,468 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:57,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:57,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:57,472 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:57,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:57,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:57,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:57,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:57,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:57,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:57,643 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:57,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:57,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:57,647 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:57,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:57,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:57,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:57,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:57,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:57,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:57,812 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:57,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:57,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:57,816 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:57,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:57,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:57,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:57,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:57,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:57,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:58,016 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:58,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:58,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:58,021 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:58,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:58,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:58,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:58,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:58,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:58,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:58,213 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:58,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:58,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:58,218 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:58,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:58,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:58,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:58,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:58,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:58,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:58,405 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:58,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:58,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:58,408 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:58,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:58,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:58,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:58,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:58,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:58,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:58,592 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:58,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:58,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:58,597 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:58,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:58,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:58,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:58,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:58,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:58,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:58,797 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:58,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:58,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:58,803 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:58,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:58,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:58,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:58,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:58,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:58,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:58,986 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:58,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:58,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:58,990 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:58,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:58,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:58,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:59,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:59,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:59,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:59,164 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:59,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:59,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:59,167 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:59,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:59,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:59,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:59,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:59,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:59,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:59,338 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:59,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:59,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:59,342 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:59,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:59,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:59,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:59,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:59,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:59,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:59,513 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:59,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:59,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:59,517 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:59,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:59,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:59,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:59,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:59,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:59,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:59,683 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:59,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:59,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:59,686 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:59,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:59,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:59,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:59,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:59,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:59,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:59,852 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:31:59,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:59,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:31:59,855 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:31:59,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:59,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:59,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:59,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:59,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:31:59,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:00,018 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:00,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:00,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:00,028 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:00,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:00,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:00,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:00,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:00,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:00,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:00,199 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:00,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:00,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:00,203 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:00,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:00,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:00,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:00,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:00,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:00,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:00,378 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:00,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:00,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:00,381 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:00,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:00,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:00,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:00,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:00,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:00,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:00,545 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:00,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:00,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:00,548 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:00,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:00,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:00,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:00,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:00,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:00,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:00,711 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:00,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:00,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:00,714 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:00,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:00,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:00,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:00,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:00,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:00,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:00,880 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:00,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:00,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:00,884 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:00,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:00,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:00,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:00,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:01,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:01,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:01,070 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:01,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:01,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:01,074 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:01,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:01,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:01,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:01,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:01,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:01,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:01,258 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:01,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:01,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:01,262 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:01,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:01,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:01,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:01,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:01,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:01,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:01,444 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:01,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:01,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:01,448 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:01,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:01,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:01,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:01,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:01,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:01,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:01,622 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:01,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:01,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:01,626 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:01,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:01,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:01,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:01,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:01,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:01,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:01,803 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:01,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:01,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:01,807 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:01,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:01,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:01,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:01,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:01,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:01,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:01,988 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:01,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:01,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:01,992 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:01,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:01,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:01,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:02,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:02,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:02,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:02,173 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:02,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:02,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:02,177 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:02,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:02,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:02,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:02,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:02,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:02,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:02,352 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:02,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:02,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:02,355 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:02,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:02,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:02,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:02,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:02,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:02,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:02,522 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:02,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:02,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:02,525 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:02,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:02,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:02,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:02,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:02,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:02,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:02,702 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:02,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:02,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:02,706 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:02,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:02,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:02,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:02,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:02,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:02,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:02,886 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:02,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:02,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:02,899 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:02,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:02,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:02,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:03,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:03,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:03,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:03,081 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:03,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:03,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:03,085 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:03,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:03,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:03,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:03,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:03,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:03,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:03,269 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:03,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:03,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:03,273 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:03,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:03,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:03,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:03,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:03,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:03,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:03,459 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:03,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:03,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:03,464 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:03,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:03,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:03,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:03,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:03,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:03,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:03,640 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:03,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:03,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:03,643 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:03,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:03,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:03,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:03,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:03,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:03,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:03,819 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:03,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:03,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:03,822 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:03,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:03,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:03,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:03,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:03,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:03,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:04,006 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:04,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:04,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:04,010 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:04,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:04,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:04,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:04,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:04,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:04,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:04,193 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:04,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:04,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:04,198 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:04,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:04,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:04,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:04,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:04,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:04,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:04,380 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:04,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:04,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:04,384 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:04,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:04,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:04,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:04,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:04,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:04,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:04,569 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:04,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:04,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:04,573 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:04,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:04,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:04,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:04,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:04,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:04,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:04,754 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:04,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:04,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:04,759 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:04,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:04,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:04,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:04,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:04,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:04,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:04,940 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:04,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:04,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:04,944 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:04,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:04,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:04,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:05,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:05,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:05,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:05,126 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:05,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:05,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:05,130 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:05,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:05,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:05,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:05,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:05,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:05,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:05,313 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:05,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:05,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:05,318 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:05,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:05,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:05,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:05,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:05,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:05,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:05,501 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:05,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:05,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:05,505 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:05,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:05,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:05,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:05,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:05,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:05,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:05,687 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:05,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:05,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:05,691 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:05,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:05,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:05,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:05,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:05,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:05,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:05,876 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:05,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:05,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:05,880 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:05,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:05,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:05,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:05,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:06,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:06,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:06,060 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:06,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:06,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:06,064 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:06,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:06,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:06,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:06,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:06,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:06,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:06,229 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:06,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:06,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:06,232 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:06,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:06,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:06,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:06,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:06,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:06,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:06,405 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:06,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:06,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:06,409 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:06,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:06,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:06,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:06,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:06,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:06,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:06,595 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:06,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:06,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:06,599 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:06,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:06,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:06,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:06,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:06,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:06,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:06,783 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:06,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:06,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:06,787 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:06,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:06,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:06,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:06,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:06,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:06,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:06,971 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:06,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:06,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:06,975 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:06,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:06,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:06,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:07,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:07,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:07,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:07,160 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:07,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:07,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:07,164 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:07,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:07,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:07,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:07,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:07,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:07,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:07,349 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:07,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:07,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:07,353 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:07,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:07,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:07,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:07,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:07,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:07,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:07,538 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:07,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:07,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:07,542 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:07,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:07,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:07,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:07,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:07,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:07,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:07,726 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:07,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:07,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:07,730 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:07,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:07,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:07,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:07,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:07,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:07,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:07,914 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:07,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:07,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:07,918 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:07,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:07,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:07,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:08,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:08,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:08,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:08,102 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:08,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:08,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:08,107 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:08,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:08,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:08,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:08,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:08,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:08,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:08,292 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:08,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:08,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:08,296 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:08,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:08,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:08,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:08,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:08,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:08,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:08,481 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:08,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:08,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:08,485 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:08,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:08,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:08,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:08,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:08,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:08,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:08,671 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:08,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:08,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:08,676 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:08,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:08,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:08,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:08,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:08,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:08,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:08,860 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:08,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:08,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:08,865 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:08,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:08,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:08,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:08,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:09,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:09,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:09,057 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:09,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:09,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:09,061 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:09,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:09,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:09,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:09,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:09,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:09,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:09,246 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:09,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:09,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:09,250 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:09,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:09,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:09,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:09,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:09,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:09,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:09,433 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:09,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:09,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:09,437 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:09,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:09,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:09,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:09,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:09,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:09,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:09,612 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:09,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:09,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:09,615 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:09,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:09,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:09,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:09,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:09,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:09,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:09,785 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:09,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:09,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:09,788 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:09,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:09,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:09,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:09,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:09,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:09,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:09,962 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:09,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:09,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:09,966 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:09,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:09,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:09,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:10,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:10,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:10,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:10,143 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:10,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:10,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:10,146 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:10,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:10,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:10,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:10,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:10,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:10,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:10,320 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:10,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:10,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:10,323 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:10,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:10,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:10,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:10,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:10,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:10,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:10,491 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:10,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:10,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:10,495 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:10,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:10,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:10,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:10,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:10,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:10,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:10,663 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:10,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:10,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:10,666 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:10,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:10,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:10,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:10,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:10,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:10,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:10,834 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:10,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:10,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:10,838 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:10,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:10,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:10,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:10,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:10,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:10,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:11,007 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:11,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:11,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:11,010 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:11,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:11,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:11,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:11,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:11,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:11,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:11,178 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:11,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:11,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:11,181 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:11,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:11,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:11,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:11,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:11,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:11,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:11,350 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:11,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:11,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:11,353 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:11,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:11,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:11,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:11,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:11,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:11,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:11,524 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:11,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:11,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:11,528 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:11,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:11,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:11,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:11,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:11,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:11,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:11,700 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:11,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:11,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:11,703 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:11,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:11,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:11,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:11,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:11,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:11,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:11,884 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:11,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:11,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:11,887 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:11,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:11,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:11,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:11,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:12,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:12,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:12,056 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:12,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:12,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:12,059 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:12,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:12,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:12,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:12,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:12,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:12,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:12,241 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:12,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:12,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:12,245 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:12,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:12,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:12,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:12,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:12,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:12,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:12,413 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:12,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:12,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:12,416 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:12,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:12,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:12,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:12,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:12,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:12,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:12,581 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:12,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:12,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:12,584 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:12,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:12,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:12,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:12,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:12,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:12,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:12,752 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:12,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:12,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:12,756 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:12,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:12,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:12,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:12,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:12,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:12,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:12,925 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:12,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:12,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:12,929 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:12,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:12,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:12,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:13,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:13,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:13,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:13,100 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:13,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:13,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:13,104 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:13,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:13,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:13,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:13,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:13,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:13,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:13,276 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:13,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:13,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:13,280 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:13,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:13,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:13,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:13,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:13,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:13,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:13,451 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:13,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:13,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:13,454 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:13,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:13,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:13,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:13,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:13,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:13,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:13,625 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:13,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:13,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:13,629 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:13,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:13,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:13,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:13,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:13,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:13,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:13,802 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:13,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:13,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:13,806 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:13,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:13,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:13,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:13,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:13,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:13,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:13,980 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:13,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:13,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:13,983 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:13,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:13,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:13,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:14,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:14,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:14,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:14,159 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:14,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:14,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:14,163 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:14,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:14,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:14,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:14,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:14,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:14,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:14,336 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:14,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:14,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:14,340 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:14,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:14,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:14,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:14,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:14,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:14,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:14,508 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:14,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:14,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:14,511 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:14,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:14,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:14,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:14,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:14,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:14,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:14,686 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:14,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:14,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:14,689 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:14,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:14,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:14,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:14,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:14,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:14,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:14,859 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:14,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:14,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:14,862 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:14,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:14,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:14,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:14,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:14,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:14,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:15,031 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:15,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:15,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:15,034 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:15,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:15,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:15,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:15,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:15,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:15,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:15,201 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:15,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:15,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:15,204 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:15,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:15,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:15,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:15,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:15,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:15,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:15,369 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:15,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:15,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:15,372 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:15,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:15,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:15,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:15,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:15,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:15,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:15,538 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:15,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:15,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:15,542 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:15,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:15,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:15,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:15,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:15,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:15,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:15,706 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:15,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:15,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:15,709 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:15,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:15,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:15,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:15,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:15,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:15,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:15,873 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:15,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:15,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:15,877 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:15,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:15,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:15,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:15,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:15,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:15,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:16,038 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:16,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:16,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:16,041 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:16,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:16,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:16,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:16,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:16,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:16,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:16,202 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:16,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:16,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:16,206 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:16,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:16,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:16,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:16,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:16,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:16,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:16,368 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:16,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:16,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:16,371 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:16,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:16,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:16,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:16,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:16,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:16,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:16,541 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:16,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:16,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:16,544 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:16,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:16,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:16,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:16,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:16,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:16,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:16,716 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:16,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:16,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:16,719 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:16,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:16,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:16,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:16,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:16,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:16,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:16,891 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:16,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:16,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:16,894 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:16,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:16,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:16,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:16,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:17,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:17,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:17,063 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:17,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:17,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:17,066 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:17,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:17,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:17,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:17,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:17,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:17,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:17,244 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:17,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:17,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:17,249 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:17,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:17,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:17,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:17,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:17,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:17,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:17,430 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:17,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:17,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:17,433 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:17,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:17,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:17,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:17,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:17,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:17,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:17,599 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:17,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:17,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:17,603 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:17,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:17,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:17,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:17,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:17,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:17,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:17,765 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:17,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:17,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:17,768 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:17,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:17,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:17,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:17,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:17,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:17,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:17,928 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:17,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:17,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:17,932 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:17,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:17,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:17,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:18,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:18,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:18,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:18,094 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:18,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:18,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:18,097 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:18,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:18,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:18,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:18,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:18,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:18,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:18,262 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:18,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:18,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:18,265 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:18,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:18,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:18,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:18,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:18,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:18,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:18,429 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:18,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:18,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:18,432 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:18,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:18,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:18,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:18,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:18,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:18,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:18,598 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:18,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:18,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:18,601 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:18,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:18,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:18,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:18,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:18,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:18,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:18,766 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:18,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:18,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:18,770 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:18,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:18,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:18,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:18,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:18,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:18,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:18,936 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:18,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:18,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:18,940 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:18,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:18,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:18,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:19,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:19,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:19,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:19,103 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:19,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:19,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:19,106 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:19,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:19,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:19,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:19,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:19,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:19,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:19,270 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:19,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:19,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:19,274 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:19,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:19,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:19,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:19,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:19,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:19,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:19,451 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:19,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:19,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:19,455 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:19,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:19,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:19,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:19,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:19,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:19,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:19,631 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:19,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:19,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:19,635 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:19,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:19,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:19,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:19,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:19,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:19,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:19,807 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:19,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:19,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:19,811 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:19,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:19,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:19,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:19,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:19,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:19,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:19,991 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:19,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:19,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:19,994 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:19,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:19,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:19,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:20,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:20,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:20,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:20,168 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:20,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:20,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:20,171 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:20,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:20,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:20,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:20,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:20,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:20,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:20,344 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:20,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:20,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:20,348 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:20,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:20,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:20,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:20,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:20,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:20,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:20,529 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:20,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:20,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:20,533 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:20,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:20,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:20,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:20,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:20,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:20,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:20,711 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:20,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:20,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:20,714 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:20,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:20,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:20,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:20,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:20,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:20,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:20,895 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:20,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:20,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:20,911 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:20,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:20,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:20,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:21,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:21,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:21,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:21,090 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:21,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:21,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:21,095 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:21,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:21,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:21,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:21,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:21,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:21,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:21,271 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:21,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:21,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:21,275 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:21,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:21,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:21,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:21,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:21,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:21,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:21,449 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:21,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:21,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:21,453 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:21,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:21,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:21,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:21,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:21,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:21,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:21,625 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:21,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:21,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:21,629 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:21,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:21,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:21,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:21,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:21,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:21,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:21,801 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:21,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:21,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:21,804 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:21,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:21,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:21,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:21,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:21,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:21,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:21,971 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:21,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:21,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:21,974 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:21,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:21,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:21,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:22,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:22,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:22,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:22,139 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:22,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:22,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:22,142 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:22,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:22,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:22,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:22,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:22,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:22,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:22,305 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:22,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:22,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:22,309 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:22,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:22,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:22,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:22,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:22,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:22,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:22,474 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:22,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:22,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:22,478 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:22,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:22,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:22,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:22,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:22,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:22,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:22,642 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:22,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:22,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:22,645 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:22,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:22,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:22,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:22,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:22,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:22,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:22,810 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:22,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:22,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:22,814 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:22,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:22,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:22,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:22,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:22,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:22,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:22,993 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:22,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:22,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:22,996 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:22,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:22,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:22,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:23,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:23,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:23,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:23,166 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:23,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:23,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:23,169 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:23,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:23,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:23,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:23,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:23,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:23,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:23,350 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:23,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:23,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:23,354 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:23,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:23,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:23,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:23,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:23,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:23,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:23,536 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:23,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:23,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:23,541 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:23,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:23,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:23,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:23,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:23,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:23,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:23,725 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:23,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:23,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:23,729 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:23,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:23,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:23,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:23,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:23,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:23,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:23,914 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:23,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:23,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:23,918 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:23,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:23,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:23,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:24,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:24,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:24,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:24,086 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:24,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:24,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:24,090 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:24,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:24,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:24,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:24,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:24,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:24,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:24,261 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:24,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:24,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:24,264 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:24,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:24,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:24,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:24,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:24,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:24,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:24,445 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:24,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:24,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:24,449 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:24,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:24,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:24,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:24,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:24,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:24,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:24,634 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:24,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:24,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:24,639 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:24,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:24,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:24,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:24,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:24,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:24,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:24,827 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:24,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:24,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:24,831 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:24,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:24,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:24,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:24,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:24,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:24,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:25,015 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:25,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:25,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:25,019 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:25,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:25,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:25,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:25,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:25,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:25,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:25,201 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:25,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:25,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:25,204 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:25,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:25,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:25,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:25,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:25,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:25,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:25,386 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:25,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:25,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:25,390 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:25,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:25,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:25,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:25,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:25,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:25,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:25,575 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:25,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:25,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:25,579 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:25,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:25,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:25,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:25,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:25,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:25,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:25,764 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:25,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:25,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:25,768 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:25,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:25,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:25,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:25,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:25,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:25,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:25,963 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:25,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:25,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:25,968 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:25,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:25,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:25,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:26,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:26,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:26,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:26,153 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:26,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:26,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:26,157 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:26,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:26,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:26,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:26,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:26,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:26,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:26,325 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:26,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:26,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:26,328 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:26,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:26,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:26,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:26,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:26,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:26,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:26,494 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:26,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:26,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:26,497 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:26,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:26,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:26,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:26,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:26,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:26,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:26,662 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:26,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:26,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:26,666 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:26,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:26,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:26,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:26,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:26,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:26,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:26,832 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:26,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:26,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:26,835 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:26,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:26,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:26,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:26,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:26,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:26,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:26,997 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:27,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:27,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:27,001 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:27,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:27,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:27,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:27,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:27,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:27,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:27,164 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:27,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:27,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:27,168 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:27,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:27,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:27,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:27,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:27,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:27,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:27,330 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:27,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:27,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:27,333 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:27,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:27,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:27,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:27,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:27,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:27,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:27,498 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:27,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:27,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:27,501 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:27,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:27,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:27,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:27,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:27,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:27,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:27,662 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:27,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:27,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:27,665 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:27,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:27,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:27,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:27,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:27,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:27,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:27,828 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:27,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:27,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:27,831 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:27,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:27,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:27,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:27,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:27,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:27,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:27,994 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:27,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:27,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:27,997 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:27,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:27,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:27,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:28,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:28,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:28,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:28,161 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:28,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:28,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:28,164 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:28,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:28,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:28,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:28,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:28,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:28,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:28,323 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:28,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:28,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:28,326 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:28,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:28,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:28,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:28,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:28,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:28,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:28,487 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:28,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:28,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:28,490 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:28,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:28,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:28,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:28,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:28,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:28,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:28,659 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:28,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:28,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:28,662 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:28,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:28,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:28,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:28,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:28,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:28,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:28,823 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:28,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:28,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:28,827 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:28,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:28,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:28,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:28,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:28,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:28,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:28,987 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:28,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:28,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:28,991 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:28,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:28,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:28,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:29,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:29,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:29,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:29,151 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:29,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:29,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:29,155 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:29,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:29,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:29,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:29,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:29,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:29,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:29,317 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:29,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:29,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:29,321 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:29,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:29,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:29,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:29,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:29,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:29,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:29,482 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:29,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:29,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:29,485 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:29,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:29,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:29,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:29,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:29,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:29,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:29,646 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:29,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:29,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:29,650 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:29,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:29,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:29,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:29,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:29,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:29,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:29,811 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:29,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:29,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:29,815 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:29,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:29,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:29,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:29,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:29,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:29,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:29,977 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:29,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:29,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:29,980 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:29,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:29,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:29,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:30,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:30,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:30,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:30,151 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:30,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:30,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:30,154 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:30,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:30,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:30,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:30,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:30,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:30,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:30,317 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:30,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:30,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:30,320 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:30,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:30,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:30,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:30,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:30,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:30,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:30,485 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:30,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:30,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:30,489 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:30,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:30,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:30,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:30,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:30,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:30,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:30,652 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:30,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:30,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:30,655 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:30,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:30,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:30,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:30,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:30,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:30,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:30,818 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:30,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:30,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:30,821 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:30,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:30,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:30,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:30,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:30,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:30,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:30,987 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:30,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:30,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:30,991 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:30,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:30,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:30,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:31,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:31,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:31,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:31,156 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:31,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:31,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:31,159 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:31,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:31,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:31,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:31,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:31,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:31,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:31,335 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:31,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:31,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:31,338 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:31,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:31,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:31,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:31,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:31,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:31,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:31,506 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:31,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:31,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:31,510 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:31,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:31,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:31,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:31,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:31,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:31,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:31,679 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:31,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:31,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:31,683 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:31,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:31,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:31,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:31,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:31,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:31,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:31,855 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:31,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:31,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:31,859 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:31,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:31,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:31,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:31,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:31,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:31,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:32,032 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:32,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:32,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:32,035 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:32,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:32,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:32,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:32,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:32,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:32,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:32,206 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:32,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:32,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:32,209 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:32,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:32,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:32,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:32,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:32,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:32,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:32,377 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:32,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:32,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:32,381 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:32,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:32,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:32,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:32,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:32,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:32,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:32,549 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:32,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:32,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:32,552 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:32,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:32,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:32,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:32,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:32,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:32,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:32,727 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:32,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:32,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:32,731 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:32,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:32,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:32,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:32,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:32,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:32,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:32,903 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:32,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:32,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:32,907 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:32,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:32,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:32,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:32,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:33,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:33,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:33,076 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:33,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:33,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:33,080 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:33,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:33,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:33,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:33,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:33,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:33,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:33,252 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:33,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:33,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:33,256 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:33,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:33,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:33,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:33,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:33,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:33,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:33,428 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:33,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:33,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:33,432 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:33,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:33,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:33,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:33,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:33,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:33,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:33,605 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:33,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:33,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:33,609 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:33,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:33,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:33,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:33,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:33,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:33,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:33,780 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:33,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:33,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:33,784 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:33,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:33,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:33,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:33,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:33,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:33,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:33,954 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:33,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:33,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:33,957 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:33,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:33,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:33,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:34,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:34,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:34,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:34,133 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:34,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:34,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:34,137 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:34,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:34,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:34,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:34,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:34,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:34,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:34,301 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:34,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:34,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:34,305 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:34,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:34,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:34,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:34,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:34,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:34,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:34,469 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:34,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:34,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:34,472 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:34,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:34,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:34,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:34,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:34,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:34,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:34,638 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:34,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:34,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:34,641 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:34,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:34,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:34,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:34,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:34,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:34,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:34,801 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:34,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:34,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:34,805 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:34,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:34,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:34,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:34,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:34,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:34,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:34,967 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:34,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:34,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:34,970 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:34,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:34,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:34,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:35,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:35,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:35,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:35,133 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:35,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:35,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:35,136 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:35,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:35,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:35,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:35,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:35,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:35,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:35,303 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:35,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:35,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:35,307 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:35,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:35,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:35,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:35,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:35,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:35,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:35,479 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:35,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:35,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:35,482 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:35,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:35,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:35,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:35,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:35,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:35,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:35,657 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:35,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:35,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:35,660 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:35,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:35,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:35,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:35,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:35,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:35,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:35,832 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:35,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:35,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:35,835 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:35,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:35,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:35,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:35,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:35,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:35,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:36,009 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:36,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:36,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:36,013 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:36,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:36,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:36,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:36,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:36,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:36,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:36,198 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:36,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:36,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:36,201 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:36,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:36,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:36,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:36,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:36,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:36,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:36,377 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:36,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:36,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:36,380 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:36,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:36,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:36,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:36,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:36,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:36,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:36,551 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:36,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:36,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:36,555 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:36,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:36,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:36,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:36,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:36,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:36,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:36,721 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:36,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:36,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:36,725 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:36,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:36,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:36,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:36,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:36,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:36,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:36,902 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:36,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:36,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:36,905 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:36,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:36,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:36,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:36,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:37,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:37,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:37,071 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:37,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:37,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:37,075 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:37,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:37,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:37,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:37,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:37,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:37,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:37,237 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:37,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:37,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:37,241 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:37,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:37,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:37,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:37,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:37,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:37,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:37,406 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:37,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:37,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:37,409 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:37,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:37,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:37,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:37,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:37,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:37,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:37,580 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:37,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:37,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:37,583 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:37,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:37,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:37,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:37,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:37,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:37,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:37,751 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:37,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:37,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:37,754 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:37,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:37,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:37,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:37,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:37,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:37,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:37,923 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:37,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:37,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:37,927 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:37,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:37,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:37,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:38,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:38,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:38,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:38,094 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:38,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:38,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:38,098 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:38,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:38,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:38,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:38,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:38,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:38,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:38,263 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:38,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:38,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:38,267 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:38,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:38,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:38,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:38,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:38,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:38,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:38,446 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:38,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:38,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:38,450 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:38,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:38,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:38,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:38,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:38,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:38,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:38,629 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:38,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:38,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:38,633 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:38,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:38,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:38,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:38,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:38,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:38,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:38,808 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:38,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:38,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:38,811 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:38,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:38,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:38,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:38,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:38,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:38,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:38,979 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:38,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:38,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:38,983 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:38,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:38,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:38,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:39,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:39,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:39,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:39,154 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:39,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:39,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:39,158 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:39,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:39,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:39,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:39,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:39,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:39,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:39,332 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:39,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:39,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:39,336 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:39,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:39,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:39,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:39,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:39,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:39,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:39,511 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:39,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:39,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:39,515 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:39,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:39,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:39,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:39,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:39,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:39,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:39,690 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:39,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:39,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:39,694 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:39,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:39,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:39,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:39,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:39,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:39,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:39,862 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:39,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:39,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:39,866 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:39,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:39,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:39,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:39,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:39,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:39,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:40,039 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:40,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:40,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:40,043 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:40,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:40,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:40,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:40,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:40,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:40,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:40,219 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:40,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:40,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:40,223 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:40,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:40,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:40,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:40,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:40,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:40,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:40,397 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:40,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:40,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:40,401 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:40,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:40,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:40,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:40,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:40,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:40,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:40,573 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:40,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:40,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:40,577 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:40,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:40,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:40,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:40,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:40,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:40,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:40,751 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:40,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:40,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:40,755 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:40,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:40,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:40,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:40,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:40,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:40,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:40,929 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:40,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:40,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:40,933 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:40,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:40,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:40,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:41,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:41,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:41,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:41,101 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:41,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:41,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:41,104 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:41,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:41,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:41,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:41,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:41,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:41,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:41,270 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:41,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:41,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:41,273 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:41,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:41,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:41,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:41,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:41,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:41,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:41,436 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:41,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:41,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:41,439 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:41,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:41,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:41,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:41,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:41,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:41,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:41,604 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:41,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:41,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:41,607 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:41,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:41,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:41,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:41,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:41,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:41,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:41,773 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:41,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:41,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:41,776 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:41,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:41,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:41,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:41,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:41,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:41,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:41,951 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:41,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:41,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:41,954 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:41,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:41,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:41,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:42,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:42,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:42,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:42,119 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:42,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:42,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:42,122 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:42,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:42,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:42,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:42,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:42,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:42,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:42,291 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:42,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:42,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:42,294 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:42,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:42,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:42,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:42,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:42,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:42,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:42,472 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:42,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:42,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:42,476 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:42,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:42,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:42,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:42,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:42,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:42,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:42,679 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:42,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:42,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:42,684 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:42,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:42,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:42,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:42,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:42,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:42,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:42,867 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:42,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:42,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:42,870 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:42,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:42,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:42,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:42,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:43,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:43,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:43,060 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:43,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:43,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:43,064 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:43,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:43,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:43,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:43,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:43,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:43,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:43,267 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:43,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:43,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:43,272 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:43,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:43,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:43,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:43,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:43,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:43,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:43,458 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:43,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:43,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:43,462 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:43,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:43,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:43,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:43,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:43,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:43,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:43,648 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:43,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:43,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:43,652 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:43,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:43,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:43,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:43,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:43,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:43,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:43,823 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:43,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:43,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:43,826 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:43,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:43,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:43,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:43,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:43,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:43,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:43,995 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:43,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:43,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:43,998 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:43,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:43,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:43,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:44,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:44,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:44,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:44,166 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:44,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:44,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:44,169 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:44,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:44,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:44,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:44,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:44,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:44,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:44,338 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:44,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:44,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:44,342 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:44,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:44,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:44,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:44,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:44,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:44,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:44,524 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:44,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:44,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:44,528 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:44,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:44,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:44,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:44,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:44,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:44,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:44,714 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:44,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:44,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:44,718 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:44,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:44,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:44,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:44,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:44,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:44,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:44,906 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:44,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:44,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:44,910 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:44,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:44,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:44,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:45,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:45,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:45,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:45,099 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:45,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:45,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:45,103 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:45,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:45,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:45,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:45,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:45,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:45,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:45,291 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:45,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:45,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:45,295 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:45,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:45,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:45,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:45,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:45,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:45,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:45,493 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:45,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:45,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:45,498 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:45,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:45,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:45,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:45,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:45,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:45,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:45,676 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:45,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:45,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:45,679 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:45,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:45,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:45,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:45,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:45,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:45,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:45,850 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:45,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:45,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:45,853 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:45,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:45,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:45,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:45,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:45,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:45,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:46,038 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:46,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:46,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:46,042 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:46,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:46,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:46,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:46,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:46,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:46,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:46,234 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:46,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:46,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:46,238 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:46,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:46,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:46,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:46,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:46,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:46,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:46,433 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:46,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:46,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:46,437 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:46,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:46,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:46,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:46,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:46,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:46,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:46,630 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:46,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:46,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:46,634 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:46,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:46,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:46,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:46,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:46,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:46,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:46,826 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:46,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:46,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:46,830 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:46,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:46,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:46,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:46,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:46,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:46,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:47,026 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:47,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:47,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:47,030 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:47,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:47,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:47,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:47,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:47,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:47,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:47,229 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:47,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:47,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:47,233 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:47,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:47,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:47,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:47,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:47,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:47,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:47,432 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:47,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:47,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:47,436 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:47,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:47,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:47,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:47,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:47,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:47,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:47,624 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:47,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:47,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:47,628 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:47,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:47,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:47,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:47,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:47,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:47,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:47,811 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:47,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:47,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:47,814 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:47,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:47,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:47,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:47,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:47,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:47,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:48,001 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:48,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:48,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:48,004 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:48,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:48,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:48,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:48,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:48,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:48,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:48,197 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:48,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:48,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:48,201 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:48,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:48,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:48,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:48,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:48,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:48,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:48,383 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:48,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:48,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:48,386 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:48,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:48,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:48,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:48,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:48,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:48,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:48,577 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:48,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:48,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:48,589 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:48,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:48,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:48,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:48,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:48,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:48,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:48,780 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:48,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:48,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:48,785 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:48,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:48,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:48,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:48,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:48,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:48,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:48,981 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:48,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:48,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:48,985 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:48,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:48,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:48,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:49,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:49,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:49,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:49,186 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:49,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:49,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:49,190 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:49,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:49,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:49,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:49,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:49,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:49,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:49,386 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:49,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:49,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:49,390 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:49,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:49,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:49,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:49,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:49,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:49,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:49,589 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:49,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:49,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:49,593 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:49,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:49,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:49,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:49,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:49,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:49,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:49,787 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:49,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:49,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:49,792 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:49,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:49,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:49,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:49,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:49,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:49,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:49,985 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:49,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:49,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:49,989 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:49,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:49,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:49,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:50,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:50,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:50,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:50,186 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:50,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:50,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:50,190 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:50,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:50,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:50,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:50,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:50,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:50,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:50,394 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:50,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:50,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:50,398 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:50,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:50,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:50,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:50,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:50,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:50,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:50,602 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:50,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:50,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:50,606 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:50,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:50,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:50,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:50,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:50,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:50,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:50,809 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:50,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:50,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:50,813 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:50,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:50,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:50,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:50,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:50,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:50,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:51,019 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:51,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:51,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:51,023 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:51,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:51,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:51,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:51,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:51,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:51,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:51,205 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:51,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:51,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:51,209 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:51,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:51,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:51,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:51,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:51,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:51,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:51,392 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:51,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:51,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:51,396 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:51,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:51,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:51,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:51,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:51,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:51,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:51,583 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:51,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:51,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:51,586 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:51,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:51,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:51,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:51,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:51,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:51,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:51,766 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:51,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:51,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:51,777 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:51,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:51,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:51,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:51,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:51,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:51,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:51,959 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:51,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:51,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:51,963 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:51,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:51,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:51,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:52,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:52,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:52,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:52,131 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:52,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:52,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:52,134 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:52,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:52,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:52,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:52,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:52,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:52,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:52,300 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:52,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:52,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:52,303 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:52,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:52,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:52,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:52,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:52,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:52,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:52,482 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:52,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:52,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:52,485 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:52,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:52,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:52,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:52,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:52,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:52,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:52,664 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:52,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:52,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:52,668 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:52,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:52,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:52,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:52,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:52,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:52,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:52,848 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:52,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:52,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:52,851 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:52,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:52,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:52,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:52,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:52,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:52,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:53,035 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:53,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:53,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:53,038 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:53,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:53,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:53,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:53,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:53,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:53,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:53,221 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:53,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:53,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:53,224 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:53,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:53,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:53,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:53,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:53,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:53,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:53,405 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:53,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:53,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:53,409 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:53,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:53,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:53,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:53,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:53,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:53,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:53,590 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:53,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:53,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:53,593 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:53,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:53,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:53,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:53,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:53,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:53,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:53,780 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:53,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:53,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:53,783 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:53,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:53,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:53,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:53,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:53,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:53,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:53,969 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:53,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:53,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:53,973 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:53,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:53,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:53,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:54,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:54,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:54,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:54,155 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:54,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:54,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:54,159 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:54,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:54,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:54,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:54,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:54,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:54,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:54,345 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:54,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:54,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:54,349 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:54,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:54,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:54,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:54,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:54,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:54,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:54,533 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:54,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:54,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:54,536 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:54,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:54,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:54,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:54,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:54,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:54,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:54,718 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:54,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:54,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:54,722 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:54,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:54,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:54,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:54,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:54,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:54,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:54,918 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:54,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:54,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:54,921 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:54,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:54,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:54,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:55,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:55,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:55,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:55,110 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:55,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:55,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:55,114 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:55,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:55,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:55,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:55,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:55,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:55,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:55,302 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:55,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:55,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:55,305 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:55,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:55,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:55,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:55,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:55,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:55,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:55,483 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:55,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:55,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:55,487 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:55,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:55,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:55,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:55,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:55,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:55,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:55,669 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:55,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:55,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:55,673 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:55,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:55,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:55,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:55,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:55,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:55,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:55,872 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:55,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:55,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:55,875 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:55,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:55,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:55,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:55,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:56,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:56,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:56,060 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:56,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:56,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:56,064 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:56,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:56,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:56,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:56,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:56,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:56,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:56,254 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:56,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:56,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:56,258 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:56,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:56,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:56,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:56,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:56,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:56,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:56,444 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:56,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:56,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:56,448 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:56,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:56,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:56,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:56,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:56,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:56,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:56,637 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:56,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:56,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:56,640 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:56,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:56,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:56,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:56,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:56,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:56,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:56,830 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:56,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:56,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:56,833 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:56,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:56,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:56,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:56,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:56,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:56,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:57,022 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:57,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:57,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:57,026 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:57,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:57,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:57,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:57,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:57,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:57,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:57,207 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:57,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:57,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:57,211 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:57,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:57,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:57,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:57,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:57,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:57,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:57,386 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:57,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:57,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:57,390 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:57,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:57,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:57,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:57,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:57,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:57,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:57,563 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:57,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:57,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:57,566 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:57,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:57,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:57,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:57,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:57,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:57,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:57,739 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:57,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:57,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:57,742 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:57,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:57,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:57,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:57,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:57,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:57,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:57,918 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:57,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:57,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:57,921 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:57,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:57,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:57,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:58,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:58,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:58,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:58,094 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:58,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:58,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:58,097 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:58,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:58,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:58,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:58,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:58,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:58,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:58,264 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:58,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:58,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:58,267 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:58,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:58,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:58,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:58,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:58,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:58,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:58,437 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:58,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:58,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:58,440 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:58,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:58,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:58,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:58,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:58,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:58,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:58,612 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:58,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:58,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:58,616 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:58,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:58,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:58,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:58,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:58,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:58,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:58,806 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:58,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:58,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:58,810 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:58,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:58,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:58,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:58,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:58,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:58,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:59,002 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:59,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:59,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:59,006 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:59,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:59,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:59,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:59,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:59,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:59,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:59,197 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:59,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:59,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:59,201 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:59,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:59,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:59,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:59,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:59,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:59,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:59,391 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:59,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:59,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:59,395 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:59,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:59,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:59,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:59,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:59,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:59,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:59,586 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:59,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:59,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:59,590 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:59,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:59,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:59,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:59,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:59,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:59,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:59,781 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:59,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:59,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:59,785 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:59,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:59,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:59,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:59,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:59,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:32:59,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:59,974 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:32:59,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:59,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:32:59,978 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:32:59,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:32:59,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:59,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:00,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:00,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:00,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:00,168 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:00,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:00,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:00,172 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:00,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:00,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:00,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:00,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:00,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:00,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:00,361 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:00,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:00,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:00,365 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:00,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:00,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:00,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:00,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:00,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:00,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:00,555 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:00,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:00,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:00,559 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:00,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:00,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:00,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:00,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:00,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:00,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:00,746 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:00,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:00,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:00,750 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:00,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:00,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:00,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:00,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:00,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:00,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:00,950 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:00,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:00,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:00,954 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:00,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:00,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:00,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:01,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:01,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:01,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:01,138 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:01,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:01,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:01,141 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:01,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:01,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:01,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:01,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:01,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:01,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:01,326 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:01,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:01,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:01,330 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:01,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:01,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:01,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:01,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:01,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:01,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:01,512 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:01,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:01,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:01,515 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:01,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:01,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:01,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:01,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:01,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:01,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:01,695 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:01,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:01,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:01,699 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:01,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:01,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:01,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:01,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:01,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:01,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:01,880 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:01,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:01,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:01,884 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:01,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:01,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:01,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:01,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:02,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:02,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:02,067 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:02,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:02,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:02,070 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:02,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:02,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:02,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:02,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:02,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:02,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:02,255 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:02,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:02,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:02,258 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:02,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:02,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:02,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:02,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:02,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:02,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:02,442 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:02,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:02,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:02,446 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:02,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:02,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:02,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:02,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:02,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:02,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:02,630 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:02,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:02,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:02,634 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:02,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:02,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:02,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:02,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:02,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:02,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:02,817 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:02,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:02,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:02,821 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:02,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:02,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:02,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:02,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:02,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:02,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:03,004 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:03,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:03,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:03,007 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:03,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:03,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:03,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:03,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:03,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:03,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:03,192 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:03,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:03,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:03,196 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:03,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:03,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:03,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:03,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:03,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:03,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:03,377 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:03,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:03,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:03,381 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:03,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:03,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:03,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:03,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:03,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:03,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:03,565 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:03,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:03,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:03,568 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:03,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:03,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:03,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:03,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:03,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:03,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:03,753 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:03,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:03,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:03,757 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:03,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:03,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:03,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:03,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:03,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:03,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:03,956 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:03,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:03,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:03,959 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:03,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:03,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:03,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:04,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:04,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:04,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:04,149 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:04,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:04,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:04,153 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:04,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:04,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:04,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:04,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:04,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:04,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:04,339 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:04,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:04,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:04,343 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:04,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:04,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:04,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:04,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:04,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:04,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:04,532 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:04,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:04,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:04,536 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:04,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:04,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:04,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:04,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:04,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:04,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:04,725 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:04,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:04,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:04,729 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:04,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:04,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:04,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:04,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:04,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:04,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:04,919 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:04,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:04,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:04,922 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:04,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:04,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:04,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:05,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:05,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:05,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:05,102 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:05,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:05,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:05,106 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:05,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:05,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:05,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:05,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:05,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:05,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:05,292 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:05,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:05,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:05,295 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:05,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:05,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:05,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:05,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:05,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:05,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:05,479 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:05,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:05,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:05,483 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:05,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:05,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:05,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:05,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:05,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:05,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:05,670 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:05,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:05,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:05,674 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:05,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:05,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:05,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:05,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:05,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:05,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:05,862 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:05,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:05,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:05,877 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:05,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:05,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:05,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:05,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:06,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:06,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:06,058 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:06,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:06,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:06,062 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:06,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:06,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:06,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:06,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:06,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:06,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:06,250 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:06,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:06,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:06,254 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:06,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:06,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:06,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:06,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:06,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:06,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:06,442 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:06,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:06,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:06,446 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:06,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:06,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:06,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:06,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:06,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:06,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:06,633 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:06,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:06,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:06,637 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:06,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:06,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:06,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:06,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:06,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:06,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:06,826 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:06,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:06,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:06,830 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:06,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:06,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:06,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:06,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:06,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:06,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:07,022 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:07,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:07,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:07,025 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:07,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:07,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:07,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:07,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:07,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:07,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:07,207 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:07,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:07,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:07,211 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:07,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:07,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:07,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:07,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:07,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:07,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:07,394 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:07,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:07,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:07,398 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:07,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:07,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:07,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:07,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:07,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:07,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:07,582 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:07,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:07,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:07,586 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:07,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:07,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:07,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:07,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:07,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:07,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:07,766 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:07,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:07,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:07,769 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:07,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:07,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:07,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:07,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:07,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:07,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:07,947 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:07,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:07,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:07,951 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:07,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:07,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:07,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:08,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:08,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:08,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:08,127 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:08,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:08,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:08,130 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:08,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:08,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:08,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:08,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:08,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:08,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:08,319 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:08,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:08,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:08,323 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:08,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:08,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:08,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:08,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:08,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:08,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:08,515 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:08,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:08,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:08,519 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:08,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:08,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:08,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:08,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:08,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:08,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:08,711 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:08,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:08,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:08,715 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:08,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:08,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:08,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:08,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:08,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:08,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:08,910 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:08,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:08,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:08,914 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:08,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:08,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:08,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:09,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:09,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:09,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:09,105 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:09,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:09,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:09,109 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:09,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:09,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:09,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:09,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:09,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:09,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:09,296 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:09,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:09,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:09,300 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:09,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:09,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:09,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:09,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:09,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:09,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:09,482 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:09,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:09,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:09,486 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:09,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:09,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:09,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:09,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:09,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:09,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:09,680 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:09,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:09,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:09,684 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:09,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:09,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:09,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:09,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:09,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:09,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:09,873 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:09,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:09,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:09,876 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:09,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:09,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:09,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:09,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:10,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:10,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:10,079 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:10,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:10,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:10,083 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:10,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:10,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:10,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:10,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:10,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:10,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:10,276 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:10,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:10,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:10,281 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:10,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:10,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:10,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:10,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:10,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:10,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:10,477 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:10,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:10,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:10,481 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:10,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:10,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:10,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:10,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:10,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:10,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:10,676 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:10,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:10,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:10,680 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:10,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:10,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:10,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:10,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:10,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:10,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:10,875 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:10,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:10,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:10,879 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:10,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:10,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:10,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:10,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:11,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:11,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:11,072 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:11,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:11,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:11,076 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:11,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:11,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:11,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:11,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:11,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:11,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:11,269 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:11,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:11,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:11,272 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:11,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:11,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:11,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:11,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:11,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:11,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:11,468 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:11,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:11,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:11,473 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:11,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:11,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:11,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:11,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:11,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:11,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:11,648 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:11,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:11,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:11,652 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:11,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:11,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:11,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:11,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:11,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:11,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:11,819 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:11,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:11,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:11,822 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:11,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:11,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:11,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:11,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:11,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:11,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:11,993 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:11,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:11,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:11,996 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:11,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:11,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:11,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:12,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:12,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:12,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:12,167 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:12,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:12,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:12,170 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:12,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:12,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:12,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:12,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:12,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:12,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:12,339 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:12,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:12,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:12,342 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:12,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:12,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:12,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:12,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:12,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:12,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:12,513 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:12,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:12,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:12,516 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:12,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:12,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:12,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:12,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:12,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:12,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:12,686 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:12,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:12,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:12,690 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:12,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:12,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:12,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:12,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:12,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:12,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:12,860 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:12,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:12,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:12,864 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:12,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:12,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:12,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:12,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:12,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:12,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:13,038 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:13,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:13,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:13,041 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:13,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:13,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:13,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:13,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:13,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:13,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:13,208 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:13,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:13,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:13,211 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:13,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:13,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:13,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:13,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:13,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:13,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:13,377 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:13,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:13,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:13,380 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:13,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:13,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:13,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:13,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:13,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:13,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:13,546 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:13,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:13,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:13,550 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:13,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:13,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:13,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:13,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:13,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:13,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:13,717 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:13,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:13,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:13,720 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:13,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:13,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:13,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:13,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:13,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:13,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:13,886 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:13,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:13,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:13,889 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:13,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:13,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:13,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:13,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:14,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:14,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:14,056 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:14,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:14,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:14,059 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:14,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:14,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:14,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:14,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:14,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:14,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:14,227 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:14,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:14,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:14,231 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:14,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:14,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:14,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:14,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:14,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:14,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:14,412 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:14,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:14,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:14,416 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:14,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:14,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:14,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:14,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:14,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:14,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:14,598 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:14,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:14,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:14,602 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:14,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:14,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:14,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:14,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:14,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:14,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:14,794 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:14,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:14,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:14,798 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:14,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:14,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:14,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:14,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:14,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:14,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:14,987 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:14,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:14,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:14,991 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:14,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:14,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:14,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:15,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:15,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:15,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:15,186 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:15,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:15,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:15,190 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:15,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:15,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:15,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:15,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:15,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:15,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:15,383 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:15,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:15,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:15,387 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:15,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:15,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:15,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:15,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:15,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:15,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:15,577 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:15,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:15,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:15,581 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:15,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:15,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:15,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:15,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:15,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:15,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:15,773 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:15,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:15,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:15,777 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:15,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:15,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:15,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:15,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:15,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:15,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:15,995 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:15,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:15,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:15,999 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:15,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:15,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:16,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:16,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:16,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:16,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:16,188 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:16,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:16,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:16,192 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:16,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:16,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:16,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:16,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:16,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:16,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:16,381 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:16,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:16,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:16,385 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:16,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:16,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:16,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:16,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:16,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:16,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:16,576 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:16,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:16,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:16,580 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:16,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:16,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:16,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:16,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:16,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:16,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:16,772 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:16,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:16,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:16,776 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:16,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:16,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:16,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:16,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:16,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:16,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:16,967 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:16,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:16,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:16,971 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:16,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:16,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:16,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:17,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:17,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:17,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:17,164 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:17,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:17,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:17,168 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:17,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:17,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:17,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:17,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:17,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:17,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:17,359 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:17,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:17,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:17,364 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:17,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:17,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:17,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:17,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:17,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:17,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:17,557 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:17,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:17,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:17,561 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:17,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:17,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:17,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:17,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:17,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:17,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:17,753 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:17,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:17,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:17,757 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:17,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:17,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:17,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:17,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:17,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:17,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:17,950 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:17,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:17,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:17,954 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:17,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:17,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:17,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:18,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:18,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-13 23:33:18,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:33:18,144 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:33:18,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:18,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 54 transitions. [2021-11-13 23:33:18,148 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2021-11-13 23:33:18,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:33:18,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:18,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms