./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-nestedLoop-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a680785-96a1-4095-81df-bb6c12cfae35/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a680785-96a1-4095-81df-bb6c12cfae35/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_1a680785-96a1-4095-81df-bb6c12cfae35/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a680785-96a1-4095-81df-bb6c12cfae35/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-nestedLoop-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a680785-96a1-4095-81df-bb6c12cfae35/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a680785-96a1-4095-81df-bb6c12cfae35/bin/ukojak-2xVlg8857e --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fb567b374acd8bb9754dd21f812a202296c7800faf8be127cd0c1294b076cd75 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:15:39,973 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:15:39,975 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:15:40,023 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:15:40,024 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:15:40,025 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:15:40,027 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:15:40,029 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:15:40,031 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:15:40,032 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:15:40,034 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:15:40,035 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:15:40,036 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:15:40,037 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:15:40,039 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:15:40,040 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:15:40,041 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:15:40,043 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:15:40,045 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:15:40,048 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:15:40,050 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:15:40,052 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:15:40,053 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:15:40,055 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:15:40,059 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:15:40,067 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:15:40,067 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:15:40,068 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:15:40,069 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:15:40,070 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:15:40,070 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:15:40,071 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:15:40,072 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:15:40,073 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:15:40,074 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:15:40,075 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:15:40,075 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:15:40,076 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:15:40,076 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:15:40,077 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:15:40,078 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:15:40,082 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a680785-96a1-4095-81df-bb6c12cfae35/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-13 23:15:40,130 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:15:40,130 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:15:40,132 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:15:40,132 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:15:40,133 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:15:40,133 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:15:40,133 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:15:40,133 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 23:15:40,140 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:15:40,140 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:15:40,141 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:15:40,141 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:15:40,141 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:15:40,142 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 23:15:40,142 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:15:40,142 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:15:40,142 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:15:40,142 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:15:40,143 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:15:40,143 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:15:40,143 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:15:40,143 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:15:40,143 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:15:40,144 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:15:40,144 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:15:40,144 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:15:40,144 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:15:40,144 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_1a680785-96a1-4095-81df-bb6c12cfae35/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a680785-96a1-4095-81df-bb6c12cfae35/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb567b374acd8bb9754dd21f812a202296c7800faf8be127cd0c1294b076cd75 [2021-11-13 23:15:40,464 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:15:40,482 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:15:40,485 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:15:40,486 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:15:40,487 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:15:40,488 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a680785-96a1-4095-81df-bb6c12cfae35/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-nestedLoop-1.c [2021-11-13 23:15:40,557 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a680785-96a1-4095-81df-bb6c12cfae35/bin/ukojak-2xVlg8857e/data/7fef8537e/45866baf0d204d1b9f262617232bb339/FLAGb3cb01c97 [2021-11-13 23:15:41,031 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:15:41,031 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a680785-96a1-4095-81df-bb6c12cfae35/sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-nestedLoop-1.c [2021-11-13 23:15:41,037 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a680785-96a1-4095-81df-bb6c12cfae35/bin/ukojak-2xVlg8857e/data/7fef8537e/45866baf0d204d1b9f262617232bb339/FLAGb3cb01c97 [2021-11-13 23:15:41,419 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a680785-96a1-4095-81df-bb6c12cfae35/bin/ukojak-2xVlg8857e/data/7fef8537e/45866baf0d204d1b9f262617232bb339 [2021-11-13 23:15:41,421 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:15:41,422 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:15:41,424 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:15:41,425 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:15:41,428 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:15:41,429 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:15:41" (1/1) ... [2021-11-13 23:15:41,430 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@208ba2d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:41, skipping insertion in model container [2021-11-13 23:15:41,430 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:15:41" (1/1) ... [2021-11-13 23:15:41,438 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:15:41,450 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:15:41,636 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:15:41,639 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:15:41,652 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:15:41,664 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:15:41,665 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:41 WrapperNode [2021-11-13 23:15:41,665 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:15:41,667 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:15:41,667 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:15:41,667 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:15:41,679 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:41" (1/1) ... [2021-11-13 23:15:41,684 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:41" (1/1) ... [2021-11-13 23:15:41,711 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:15:41,712 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:15:41,714 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:15:41,714 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:15:41,723 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:41" (1/1) ... [2021-11-13 23:15:41,724 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:41" (1/1) ... [2021-11-13 23:15:41,735 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:41" (1/1) ... [2021-11-13 23:15:41,736 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:41" (1/1) ... [2021-11-13 23:15:41,738 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:41" (1/1) ... [2021-11-13 23:15:41,748 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:41" (1/1) ... [2021-11-13 23:15:41,755 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:41" (1/1) ... [2021-11-13 23:15:41,757 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:15:41,759 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:15:41,760 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:15:41,760 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:15:41,761 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:41" (1/1) ... [2021-11-13 23:15:41,769 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:15:41,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a680785-96a1-4095-81df-bb6c12cfae35/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:15:41,794 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a680785-96a1-4095-81df-bb6c12cfae35/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:15:41,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a680785-96a1-4095-81df-bb6c12cfae35/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:15:41,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:15:41,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:15:42,087 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:15:42,087 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-13 23:15:42,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:15:42 BoogieIcfgContainer [2021-11-13 23:15:42,090 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:15:42,090 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:15:42,091 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:15:42,101 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:15:42,101 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:15:42" (1/1) ... [2021-11-13 23:15:42,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:15:42,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:42,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 24 states and 28 transitions. [2021-11-13 23:15:42,168 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2021-11-13 23:15:42,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-13 23:15:42,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:42,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:42,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:42,344 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 23:15:42,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:42,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 35 transitions. [2021-11-13 23:15:42,392 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2021-11-13 23:15:42,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-13 23:15:42,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:42,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:42,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:42,423 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 23:15:42,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:42,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 40 transitions. [2021-11-13 23:15:42,502 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2021-11-13 23:15:42,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-13 23:15:42,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:42,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:42,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:42,539 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 23:15:42,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:42,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 33 states and 48 transitions. [2021-11-13 23:15:42,712 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 48 transitions. [2021-11-13 23:15:42,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-13 23:15:42,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:42,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:42,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:42,765 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 23:15:42,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:42,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 36 states and 55 transitions. [2021-11-13 23:15:42,957 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 55 transitions. [2021-11-13 23:15:42,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-13 23:15:42,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:42,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:42,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:43,004 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 23:15:43,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:43,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 41 states and 68 transitions. [2021-11-13 23:15:43,450 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 68 transitions. [2021-11-13 23:15:43,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 23:15:43,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:43,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:43,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:43,493 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 23:15:44,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:44,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 47 states and 83 transitions. [2021-11-13 23:15:44,063 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 83 transitions. [2021-11-13 23:15:44,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 23:15:44,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:44,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:44,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:44,148 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:15:44,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:44,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 51 states and 94 transitions. [2021-11-13 23:15:44,249 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 94 transitions. [2021-11-13 23:15:44,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 23:15:44,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:44,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:44,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:44,270 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:15:44,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:44,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 52 states and 96 transitions. [2021-11-13 23:15:44,371 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 96 transitions. [2021-11-13 23:15:44,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:15:44,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:44,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:44,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:44,421 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:15:44,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:44,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 53 states and 98 transitions. [2021-11-13 23:15:44,533 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 98 transitions. [2021-11-13 23:15:44,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:15:44,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:44,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:44,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:44,592 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 23:15:45,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:45,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 59 states and 110 transitions. [2021-11-13 23:15:45,116 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 110 transitions. [2021-11-13 23:15:45,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:15:45,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:45,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:45,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:45,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:15:45,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:45,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 63 states and 118 transitions. [2021-11-13 23:15:45,396 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 118 transitions. [2021-11-13 23:15:45,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:15:45,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:45,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:45,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:45,447 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 23:15:46,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:46,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 70 states and 132 transitions. [2021-11-13 23:15:46,066 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 132 transitions. [2021-11-13 23:15:46,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 23:15:46,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:46,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:46,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:46,090 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:15:46,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:46,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 74 states and 140 transitions. [2021-11-13 23:15:46,388 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 140 transitions. [2021-11-13 23:15:46,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 23:15:46,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:46,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:46,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:46,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:15:47,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:47,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 81 states and 165 transitions. [2021-11-13 23:15:47,315 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 165 transitions. [2021-11-13 23:15:47,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 23:15:47,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:47,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:47,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:47,347 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:15:47,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:47,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 82 states and 166 transitions. [2021-11-13 23:15:47,501 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 166 transitions. [2021-11-13 23:15:47,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 23:15:47,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:47,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:47,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:47,540 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:15:47,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:47,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 83 states and 166 transitions. [2021-11-13 23:15:47,735 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 166 transitions. [2021-11-13 23:15:47,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 23:15:47,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:47,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:47,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:47,757 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:15:48,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:48,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 87 states and 171 transitions. [2021-11-13 23:15:48,207 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 171 transitions. [2021-11-13 23:15:48,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 23:15:48,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:48,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:48,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:48,299 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:15:49,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:49,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 98 states and 205 transitions. [2021-11-13 23:15:49,708 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 205 transitions. [2021-11-13 23:15:49,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 23:15:49,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:49,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:49,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:49,723 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:15:49,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:49,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 99 states and 207 transitions. [2021-11-13 23:15:49,870 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 207 transitions. [2021-11-13 23:15:49,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 23:15:49,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:49,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:49,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:49,889 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:15:49,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:49,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 100 states and 208 transitions. [2021-11-13 23:15:49,999 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 208 transitions. [2021-11-13 23:15:50,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 23:15:50,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:50,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:50,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:50,023 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:15:50,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:50,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 101 states and 209 transitions. [2021-11-13 23:15:50,233 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 209 transitions. [2021-11-13 23:15:50,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 23:15:50,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:50,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:50,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:50,265 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:15:50,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:50,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 105 states and 215 transitions. [2021-11-13 23:15:50,940 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 215 transitions. [2021-11-13 23:15:50,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 23:15:50,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:50,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:50,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:50,966 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:15:51,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:51,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 107 states and 217 transitions. [2021-11-13 23:15:51,410 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 217 transitions. [2021-11-13 23:15:51,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:15:51,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:51,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:51,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:51,435 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:15:51,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:51,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 108 states and 219 transitions. [2021-11-13 23:15:51,610 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 219 transitions. [2021-11-13 23:15:51,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:15:51,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:51,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:51,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:51,687 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:15:52,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:52,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 111 states and 227 transitions. [2021-11-13 23:15:52,047 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 227 transitions. [2021-11-13 23:15:52,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:15:52,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:52,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:52,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:52,060 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:15:52,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:52,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 112 states and 230 transitions. [2021-11-13 23:15:52,582 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 230 transitions. [2021-11-13 23:15:52,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 23:15:52,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:52,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:52,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:52,595 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:15:53,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:53,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 116 states and 241 transitions. [2021-11-13 23:15:53,293 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 241 transitions. [2021-11-13 23:15:53,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 23:15:53,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:53,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:53,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:53,308 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:15:53,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:53,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 119 states and 247 transitions. [2021-11-13 23:15:53,731 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 247 transitions. [2021-11-13 23:15:53,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 23:15:53,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:53,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:53,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:53,746 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:15:54,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:54,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 123 states and 258 transitions. [2021-11-13 23:15:54,527 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 258 transitions. [2021-11-13 23:15:54,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 23:15:54,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:54,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:54,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:54,547 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:15:55,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:55,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 127 states and 264 transitions. [2021-11-13 23:15:55,180 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 264 transitions. [2021-11-13 23:15:55,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 23:15:55,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:55,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:55,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:55,196 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:15:55,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:55,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 128 states and 265 transitions. [2021-11-13 23:15:55,421 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 265 transitions. [2021-11-13 23:15:55,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 23:15:55,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:55,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:55,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:55,593 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:15:56,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:56,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 132 states and 272 transitions. [2021-11-13 23:15:56,471 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 272 transitions. [2021-11-13 23:15:56,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 23:15:56,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:56,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:56,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:56,486 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-13 23:15:57,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:57,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 134 states and 280 transitions. [2021-11-13 23:15:57,045 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 280 transitions. [2021-11-13 23:15:57,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 23:15:57,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:57,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:57,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:57,064 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:15:57,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:57,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 136 states and 283 transitions. [2021-11-13 23:15:57,400 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 283 transitions. [2021-11-13 23:15:57,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 23:15:57,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:57,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:57,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:57,498 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:15:58,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:58,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 141 states and 291 transitions. [2021-11-13 23:15:58,477 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 291 transitions. [2021-11-13 23:15:58,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 23:15:58,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:58,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:58,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:58,490 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:15:58,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:58,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 142 states and 291 transitions. [2021-11-13 23:15:58,767 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 291 transitions. [2021-11-13 23:15:58,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:15:58,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:58,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:58,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:58,786 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 23:15:59,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:59,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 143 states and 291 transitions. [2021-11-13 23:15:59,019 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 291 transitions. [2021-11-13 23:15:59,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:15:59,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:59,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:59,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:59,036 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:15:59,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:59,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 149 states and 298 transitions. [2021-11-13 23:15:59,975 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 298 transitions. [2021-11-13 23:15:59,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:15:59,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:59,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:59,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:00,006 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:16:00,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:00,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 150 states and 298 transitions. [2021-11-13 23:16:00,446 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 298 transitions. [2021-11-13 23:16:00,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 23:16:00,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:00,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:00,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:00,466 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 23:16:00,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:00,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 151 states and 301 transitions. [2021-11-13 23:16:00,777 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 301 transitions. [2021-11-13 23:16:00,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 23:16:00,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:00,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:00,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:00,806 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:16:01,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:01,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 153 states and 301 transitions. [2021-11-13 23:16:01,245 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 301 transitions. [2021-11-13 23:16:01,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 23:16:01,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:01,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:01,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:01,453 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:16:04,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:04,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 170 states and 339 transitions. [2021-11-13 23:16:04,958 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 339 transitions. [2021-11-13 23:16:04,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 23:16:04,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:04,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:04,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:04,970 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:16:05,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:05,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 172 states and 340 transitions. [2021-11-13 23:16:05,278 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 340 transitions. [2021-11-13 23:16:05,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 23:16:05,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:05,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:05,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:05,296 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:16:05,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:05,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 172 states and 338 transitions. [2021-11-13 23:16:05,756 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 338 transitions. [2021-11-13 23:16:05,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:16:05,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:05,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:05,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:05,770 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 23:16:06,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:06,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 173 states and 341 transitions. [2021-11-13 23:16:06,074 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 341 transitions. [2021-11-13 23:16:06,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:16:06,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:06,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:06,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:06,093 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:16:07,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:07,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 177 states and 349 transitions. [2021-11-13 23:16:07,145 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 349 transitions. [2021-11-13 23:16:07,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:16:07,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:07,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:07,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:07,158 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:16:07,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:07,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 184 states and 358 transitions. [2021-11-13 23:16:07,987 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 358 transitions. [2021-11-13 23:16:07,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:16:07,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:07,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:07,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:08,007 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:16:08,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:08,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 186 states and 360 transitions. [2021-11-13 23:16:08,531 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 360 transitions. [2021-11-13 23:16:08,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:16:08,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:08,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:08,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:08,548 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:16:08,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:08,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 188 states and 362 transitions. [2021-11-13 23:16:08,931 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 362 transitions. [2021-11-13 23:16:08,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:16:08,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:08,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:08,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:08,944 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-13 23:16:09,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:09,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 189 states and 366 transitions. [2021-11-13 23:16:09,496 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 366 transitions. [2021-11-13 23:16:09,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:16:09,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:09,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:09,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:09,510 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:16:10,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:10,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 196 states and 376 transitions. [2021-11-13 23:16:10,517 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 376 transitions. [2021-11-13 23:16:10,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:16:10,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:10,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:10,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:10,528 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-13 23:16:11,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:11,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 200 states and 384 transitions. [2021-11-13 23:16:11,324 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 384 transitions. [2021-11-13 23:16:11,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:16:11,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:11,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:11,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:11,342 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-13 23:16:11,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:11,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 201 states and 384 transitions. [2021-11-13 23:16:11,716 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 384 transitions. [2021-11-13 23:16:11,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:16:11,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:11,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:11,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:12,008 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:16:13,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:13,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 207 states and 400 transitions. [2021-11-13 23:16:13,733 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 400 transitions. [2021-11-13 23:16:13,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:16:13,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:13,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:13,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:13,757 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:16:13,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:13,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 209 states and 401 transitions. [2021-11-13 23:16:13,995 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 401 transitions. [2021-11-13 23:16:13,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:16:13,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:13,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:13,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:14,013 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-13 23:16:15,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:15,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 215 states and 408 transitions. [2021-11-13 23:16:15,247 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 408 transitions. [2021-11-13 23:16:15,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:16:15,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:15,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:15,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:15,264 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:16:15,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:15,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 216 states and 410 transitions. [2021-11-13 23:16:15,633 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 410 transitions. [2021-11-13 23:16:15,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:16:15,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:15,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:15,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:15,646 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-13 23:16:17,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:17,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 223 states and 431 transitions. [2021-11-13 23:16:17,342 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 431 transitions. [2021-11-13 23:16:17,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:16:17,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:17,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:17,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:17,356 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-13 23:16:17,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:17,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 224 states and 438 transitions. [2021-11-13 23:16:17,695 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 438 transitions. [2021-11-13 23:16:17,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:16:17,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:17,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:17,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:17,876 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:16:19,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:19,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 229 states and 445 transitions. [2021-11-13 23:16:19,886 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 445 transitions. [2021-11-13 23:16:19,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:16:19,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:19,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:19,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:19,899 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-13 23:16:21,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:21,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 238 states and 459 transitions. [2021-11-13 23:16:21,785 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 459 transitions. [2021-11-13 23:16:21,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:16:21,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:21,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:21,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:21,824 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:16:23,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:23,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 244 states and 468 transitions. [2021-11-13 23:16:23,780 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 468 transitions. [2021-11-13 23:16:23,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:16:23,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:23,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:23,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:23,797 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-13 23:16:24,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:24,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 245 states and 470 transitions. [2021-11-13 23:16:24,448 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 470 transitions. [2021-11-13 23:16:24,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:16:24,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:24,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:24,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:24,478 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-13 23:16:24,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:24,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 246 states and 471 transitions. [2021-11-13 23:16:24,881 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 471 transitions. [2021-11-13 23:16:24,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:16:24,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:24,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:24,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:24,893 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-13 23:16:25,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:25,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 249 states and 475 transitions. [2021-11-13 23:16:25,536 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 475 transitions. [2021-11-13 23:16:25,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:16:25,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:25,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:25,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:25,548 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-13 23:16:25,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:25,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 250 states and 476 transitions. [2021-11-13 23:16:25,964 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 476 transitions. [2021-11-13 23:16:25,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:16:25,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:25,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:25,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:25,998 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-13 23:16:26,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:26,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 251 states and 476 transitions. [2021-11-13 23:16:26,410 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 476 transitions. [2021-11-13 23:16:26,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:16:26,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:26,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:26,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:26,421 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-13 23:16:26,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:26,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 251 states and 474 transitions. [2021-11-13 23:16:26,952 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 474 transitions. [2021-11-13 23:16:26,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:16:26,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:26,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:26,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:26,966 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-13 23:16:27,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:27,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 258 states and 485 transitions. [2021-11-13 23:16:27,860 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 485 transitions. [2021-11-13 23:16:27,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:16:27,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:27,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:27,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:27,872 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-13 23:16:27,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:27,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 260 states and 486 transitions. [2021-11-13 23:16:27,903 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 486 transitions. [2021-11-13 23:16:27,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:16:27,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:27,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:27,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:27,917 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-13 23:16:29,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:29,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 267 states and 495 transitions. [2021-11-13 23:16:29,713 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 495 transitions. [2021-11-13 23:16:29,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:16:29,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:29,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:29,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:29,724 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-13 23:16:30,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:30,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 270 states and 498 transitions. [2021-11-13 23:16:30,394 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 498 transitions. [2021-11-13 23:16:30,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:16:30,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:30,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:30,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:30,746 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:16:32,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:32,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 276 states and 517 transitions. [2021-11-13 23:16:32,776 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 517 transitions. [2021-11-13 23:16:32,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 23:16:32,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:32,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:32,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:32,797 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:16:34,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:34,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 281 states and 523 transitions. [2021-11-13 23:16:34,256 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 523 transitions. [2021-11-13 23:16:34,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 23:16:34,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:34,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:34,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:34,268 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-13 23:16:35,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:35,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 288 states and 533 transitions. [2021-11-13 23:16:35,879 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 533 transitions. [2021-11-13 23:16:35,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 23:16:35,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:35,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:35,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:35,895 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-13 23:16:37,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:37,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 294 states and 540 transitions. [2021-11-13 23:16:37,290 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 540 transitions. [2021-11-13 23:16:37,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 23:16:37,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:37,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:37,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:37,303 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-13 23:16:37,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:37,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 295 states and 540 transitions. [2021-11-13 23:16:37,779 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 540 transitions. [2021-11-13 23:16:37,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 23:16:37,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:37,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:37,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:38,181 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:16:40,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:40,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 299 states and 545 transitions. [2021-11-13 23:16:40,683 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 545 transitions. [2021-11-13 23:16:40,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 23:16:40,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:40,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:40,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:40,712 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:16:43,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:43,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 306 states and 560 transitions. [2021-11-13 23:16:43,762 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 560 transitions. [2021-11-13 23:16:43,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 23:16:43,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:43,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:43,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:43,774 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-13 23:16:44,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:44,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 313 states and 568 transitions. [2021-11-13 23:16:44,824 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 568 transitions. [2021-11-13 23:16:44,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 23:16:44,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:44,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:44,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:44,840 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-13 23:16:45,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:45,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 313 states and 567 transitions. [2021-11-13 23:16:45,153 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 567 transitions. [2021-11-13 23:16:45,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:16:45,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:45,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:45,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:45,166 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-13 23:16:46,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:46,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 319 states and 574 transitions. [2021-11-13 23:16:46,681 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 574 transitions. [2021-11-13 23:16:46,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:16:46,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:46,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:46,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:46,692 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-13 23:16:46,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:46,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 321 states and 575 transitions. [2021-11-13 23:16:46,972 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 575 transitions. [2021-11-13 23:16:46,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:16:46,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:46,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:46,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:47,027 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-13 23:16:48,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:48,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 322 states and 576 transitions. [2021-11-13 23:16:48,374 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 576 transitions. [2021-11-13 23:16:48,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:16:48,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:48,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:48,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:48,404 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-13 23:16:49,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:49,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 323 states and 576 transitions. [2021-11-13 23:16:49,002 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 576 transitions. [2021-11-13 23:16:49,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:16:49,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:49,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:49,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:49,020 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-13 23:16:49,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:49,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 324 states and 578 transitions. [2021-11-13 23:16:49,698 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 578 transitions. [2021-11-13 23:16:49,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:16:49,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:49,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:49,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:49,710 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-13 23:16:50,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:50,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 330 states and 585 transitions. [2021-11-13 23:16:50,290 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 585 transitions. [2021-11-13 23:16:50,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:16:50,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:50,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:50,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:50,304 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-13 23:16:50,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:50,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 332 states and 586 transitions. [2021-11-13 23:16:50,810 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 586 transitions. [2021-11-13 23:16:50,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:16:50,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:50,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:50,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:50,822 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-13 23:16:51,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:51,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 335 states and 590 transitions. [2021-11-13 23:16:51,698 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 590 transitions. [2021-11-13 23:16:51,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:16:51,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:51,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:51,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:52,111 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:16:54,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:54,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 341 states and 609 transitions. [2021-11-13 23:16:54,664 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 609 transitions. [2021-11-13 23:16:54,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 23:16:54,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:54,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:54,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:54,684 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:16:56,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:56,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 347 states and 618 transitions. [2021-11-13 23:16:56,972 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 618 transitions. [2021-11-13 23:16:56,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 23:16:56,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:56,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:56,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:56,986 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 23:16:59,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:59,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 354 states and 629 transitions. [2021-11-13 23:16:59,235 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 629 transitions. [2021-11-13 23:16:59,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 23:16:59,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:59,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:59,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:59,251 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-13 23:17:01,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:01,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 360 states and 636 transitions. [2021-11-13 23:17:01,011 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 636 transitions. [2021-11-13 23:17:01,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:17:01,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:01,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:01,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:01,022 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-13 23:17:01,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:01,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 361 states and 636 transitions. [2021-11-13 23:17:01,712 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 636 transitions. [2021-11-13 23:17:01,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:17:01,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:01,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:01,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:01,727 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-13 23:17:04,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:04,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 365 states and 641 transitions. [2021-11-13 23:17:04,243 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 641 transitions. [2021-11-13 23:17:04,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:17:04,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:04,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:04,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:04,258 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-13 23:17:05,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:05,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 372 states and 651 transitions. [2021-11-13 23:17:05,740 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 651 transitions. [2021-11-13 23:17:05,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:17:05,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:05,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:05,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:05,759 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:17:09,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:09,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 379 states and 668 transitions. [2021-11-13 23:17:09,668 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 668 transitions. [2021-11-13 23:17:09,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:17:09,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:09,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:09,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:09,679 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-13 23:17:09,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:09,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 379 states and 667 transitions. [2021-11-13 23:17:09,999 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 667 transitions. [2021-11-13 23:17:10,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 23:17:10,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:10,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:10,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:10,011 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-13 23:17:11,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:11,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 385 states and 674 transitions. [2021-11-13 23:17:11,577 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 674 transitions. [2021-11-13 23:17:11,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 23:17:11,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:11,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:11,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:11,597 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-13 23:17:12,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:12,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 386 states and 674 transitions. [2021-11-13 23:17:12,142 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 674 transitions. [2021-11-13 23:17:12,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 23:17:12,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:12,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:12,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:12,152 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-13 23:17:12,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:12,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 388 states and 675 transitions. [2021-11-13 23:17:12,428 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 675 transitions. [2021-11-13 23:17:12,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:17:12,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:12,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:12,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:12,448 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:17:13,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:13,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 387 states and 673 transitions. [2021-11-13 23:17:13,812 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 673 transitions. [2021-11-13 23:17:13,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:17:13,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:13,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:13,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:13,843 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-13 23:17:15,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:15,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 389 states and 676 transitions. [2021-11-13 23:17:15,091 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 676 transitions. [2021-11-13 23:17:15,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:17:15,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:15,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:15,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:15,104 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-13 23:17:15,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:15,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 389 states and 675 transitions. [2021-11-13 23:17:15,392 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 675 transitions. [2021-11-13 23:17:15,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:17:15,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:15,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:15,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:15,415 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-13 23:17:16,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:16,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 395 states and 682 transitions. [2021-11-13 23:17:16,055 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 682 transitions. [2021-11-13 23:17:16,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 23:17:16,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:16,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:16,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:16,068 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-13 23:17:16,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:16,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 397 states and 683 transitions. [2021-11-13 23:17:16,619 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 683 transitions. [2021-11-13 23:17:16,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 23:17:16,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:16,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:16,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:16,629 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-13 23:17:16,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:16,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 399 states and 684 transitions. [2021-11-13 23:17:16,950 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 684 transitions. [2021-11-13 23:17:16,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 23:17:16,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:16,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:16,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:17,427 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:17:20,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:20,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 405 states and 704 transitions. [2021-11-13 23:17:20,430 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 704 transitions. [2021-11-13 23:17:20,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:17:20,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:20,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:20,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:20,450 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:17:22,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:22,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 411 states and 713 transitions. [2021-11-13 23:17:22,723 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 713 transitions. [2021-11-13 23:17:22,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:17:22,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:22,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:22,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:22,734 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-13 23:17:24,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:24,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 417 states and 721 transitions. [2021-11-13 23:17:24,463 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 721 transitions. [2021-11-13 23:17:24,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:17:24,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:24,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:24,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:24,478 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-11-13 23:17:26,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:26,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 423 states and 728 transitions. [2021-11-13 23:17:26,369 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 728 transitions. [2021-11-13 23:17:26,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 23:17:26,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:26,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:26,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:26,382 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-13 23:17:29,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:29,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 427 states and 733 transitions. [2021-11-13 23:17:29,352 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 733 transitions. [2021-11-13 23:17:29,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 23:17:29,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:29,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:29,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:29,361 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-11-13 23:17:30,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:30,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 433 states and 740 transitions. [2021-11-13 23:17:30,040 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 740 transitions. [2021-11-13 23:17:30,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 23:17:30,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:30,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:30,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:30,061 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:17:34,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:34,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 440 states and 757 transitions. [2021-11-13 23:17:34,333 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 757 transitions. [2021-11-13 23:17:34,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 23:17:34,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:34,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:34,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:34,341 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-13 23:17:34,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:34,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 440 states and 756 transitions. [2021-11-13 23:17:34,623 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 756 transitions. [2021-11-13 23:17:34,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:17:34,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:34,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:34,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:34,637 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-13 23:17:36,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:36,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 446 states and 763 transitions. [2021-11-13 23:17:36,310 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 763 transitions. [2021-11-13 23:17:36,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:17:36,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:36,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:36,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:36,321 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-13 23:17:36,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:36,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 447 states and 763 transitions. [2021-11-13 23:17:36,961 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 763 transitions. [2021-11-13 23:17:36,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:17:36,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:36,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:36,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:36,971 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-11-13 23:17:37,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:37,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 449 states and 764 transitions. [2021-11-13 23:17:37,293 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 764 transitions. [2021-11-13 23:17:37,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:17:37,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:37,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:37,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:37,309 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 23:17:38,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:38,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 448 states and 762 transitions. [2021-11-13 23:17:38,833 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 762 transitions. [2021-11-13 23:17:38,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:17:38,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:38,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:38,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:38,852 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-13 23:17:40,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:40,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 450 states and 765 transitions. [2021-11-13 23:17:40,178 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 765 transitions. [2021-11-13 23:17:40,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:17:40,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:40,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:40,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:40,186 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2021-11-13 23:17:40,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:40,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 450 states and 764 transitions. [2021-11-13 23:17:40,465 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 764 transitions. [2021-11-13 23:17:40,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:17:40,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:40,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:40,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:40,480 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-11-13 23:17:41,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:41,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 456 states and 771 transitions. [2021-11-13 23:17:41,164 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 771 transitions. [2021-11-13 23:17:41,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:17:41,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:41,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:41,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:41,177 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-13 23:17:41,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:41,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 458 states and 772 transitions. [2021-11-13 23:17:41,786 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 772 transitions. [2021-11-13 23:17:41,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:17:41,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:41,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:41,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:41,796 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2021-11-13 23:17:42,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:42,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 460 states and 773 transitions. [2021-11-13 23:17:42,138 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 773 transitions. [2021-11-13 23:17:42,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:17:42,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:42,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:42,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:42,677 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 94 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:17:46,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:46,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 466 states and 793 transitions. [2021-11-13 23:17:46,024 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 793 transitions. [2021-11-13 23:17:46,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:17:46,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:46,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:46,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:46,044 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:17:48,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:48,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 472 states and 802 transitions. [2021-11-13 23:17:48,754 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 802 transitions. [2021-11-13 23:17:48,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:17:48,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:48,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:48,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:48,773 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-13 23:17:50,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:50,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 478 states and 810 transitions. [2021-11-13 23:17:50,520 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 810 transitions. [2021-11-13 23:17:50,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:17:50,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:50,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:50,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:50,555 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-13 23:17:52,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:52,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 484 states and 817 transitions. [2021-11-13 23:17:52,858 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 817 transitions. [2021-11-13 23:17:52,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:17:52,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:52,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:52,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:52,871 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-13 23:17:56,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:56,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 488 states and 822 transitions. [2021-11-13 23:17:56,150 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 822 transitions. [2021-11-13 23:17:56,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:17:56,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:56,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:56,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:56,171 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:18:01,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:01,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 495 states and 839 transitions. [2021-11-13 23:18:01,406 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 839 transitions. [2021-11-13 23:18:01,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:18:01,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:01,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:01,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:01,417 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2021-11-13 23:18:02,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:02,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 501 states and 846 transitions. [2021-11-13 23:18:02,201 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 846 transitions. [2021-11-13 23:18:02,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:18:02,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:02,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:02,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:02,216 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2021-11-13 23:18:02,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:02,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 501 states and 845 transitions. [2021-11-13 23:18:02,601 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 845 transitions. [2021-11-13 23:18:02,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:18:02,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:02,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:02,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:02,612 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2021-11-13 23:18:04,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:04,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 507 states and 852 transitions. [2021-11-13 23:18:04,674 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 852 transitions. [2021-11-13 23:18:04,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:18:04,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:04,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:04,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:04,686 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-11-13 23:18:05,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:05,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 508 states and 852 transitions. [2021-11-13 23:18:05,431 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 852 transitions. [2021-11-13 23:18:05,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:18:05,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:05,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:05,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:05,442 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-11-13 23:18:05,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:05,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 510 states and 853 transitions. [2021-11-13 23:18:05,837 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 853 transitions. [2021-11-13 23:18:05,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:18:05,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:05,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:05,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:05,852 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-13 23:18:07,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:07,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 509 states and 851 transitions. [2021-11-13 23:18:07,460 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 851 transitions. [2021-11-13 23:18:07,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:18:07,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:07,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:07,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:07,481 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 73 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-13 23:18:09,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:09,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 511 states and 854 transitions. [2021-11-13 23:18:09,255 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 854 transitions. [2021-11-13 23:18:09,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:18:09,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:09,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:09,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:09,266 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-13 23:18:09,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:09,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 511 states and 853 transitions. [2021-11-13 23:18:09,621 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 853 transitions. [2021-11-13 23:18:09,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:18:09,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:09,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:09,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:09,631 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2021-11-13 23:18:10,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:10,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 517 states and 860 transitions. [2021-11-13 23:18:10,476 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 860 transitions. [2021-11-13 23:18:10,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:18:10,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:10,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:10,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:10,491 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2021-11-13 23:18:11,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:11,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 519 states and 861 transitions. [2021-11-13 23:18:11,214 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 861 transitions. [2021-11-13 23:18:11,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:18:11,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:11,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:11,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:11,225 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2021-11-13 23:18:11,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:11,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 521 states and 862 transitions. [2021-11-13 23:18:11,633 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 862 transitions. [2021-11-13 23:18:11,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:18:11,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:11,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:11,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:12,448 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 127 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:18:16,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:16,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 527 states and 882 transitions. [2021-11-13 23:18:16,368 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 882 transitions. [2021-11-13 23:18:16,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:18:16,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:16,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:16,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:16,392 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:18:19,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:19,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 533 states and 891 transitions. [2021-11-13 23:18:19,336 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 891 transitions. [2021-11-13 23:18:19,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:18:19,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:19,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:19,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:19,344 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2021-11-13 23:18:21,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:21,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 539 states and 899 transitions. [2021-11-13 23:18:21,548 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 899 transitions. [2021-11-13 23:18:21,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:18:21,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:21,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:21,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:21,566 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-13 23:18:24,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:24,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 545 states and 906 transitions. [2021-11-13 23:18:24,255 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 906 transitions. [2021-11-13 23:18:24,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:18:24,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:24,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:24,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:24,281 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-11-13 23:18:28,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:28,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 549 states and 911 transitions. [2021-11-13 23:18:28,104 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 911 transitions. [2021-11-13 23:18:28,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:18:28,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:28,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:28,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:28,129 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 115 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:18:33,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:33,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 556 states and 928 transitions. [2021-11-13 23:18:33,886 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 928 transitions. [2021-11-13 23:18:33,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:18:33,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:33,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:33,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:33,895 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2021-11-13 23:18:34,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:34,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 562 states and 935 transitions. [2021-11-13 23:18:34,754 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 935 transitions. [2021-11-13 23:18:34,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:18:34,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:34,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:34,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:34,767 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2021-11-13 23:18:35,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:35,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 562 states and 934 transitions. [2021-11-13 23:18:35,118 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 934 transitions. [2021-11-13 23:18:35,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:18:35,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:35,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:35,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:35,129 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2021-11-13 23:18:37,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:37,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 568 states and 941 transitions. [2021-11-13 23:18:37,392 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 941 transitions. [2021-11-13 23:18:37,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:18:37,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:37,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:37,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:37,403 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-11-13 23:18:38,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:38,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 569 states and 941 transitions. [2021-11-13 23:18:38,224 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 941 transitions. [2021-11-13 23:18:38,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:18:38,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:38,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:38,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:38,235 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-11-13 23:18:38,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:38,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 571 states and 942 transitions. [2021-11-13 23:18:38,610 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 942 transitions. [2021-11-13 23:18:38,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:18:38,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:38,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:38,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:38,623 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-11-13 23:18:40,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:40,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 570 states and 940 transitions. [2021-11-13 23:18:40,625 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 940 transitions. [2021-11-13 23:18:40,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:18:40,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:40,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:40,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:40,652 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 102 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-13 23:18:42,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:42,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 572 states and 943 transitions. [2021-11-13 23:18:42,619 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 943 transitions. [2021-11-13 23:18:42,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:18:42,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:42,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:42,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:42,646 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2021-11-13 23:18:43,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:43,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 572 states and 942 transitions. [2021-11-13 23:18:43,006 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 942 transitions. [2021-11-13 23:18:43,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:18:43,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:43,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:43,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:43,014 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2021-11-13 23:18:43,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:43,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 578 states and 949 transitions. [2021-11-13 23:18:43,884 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 949 transitions. [2021-11-13 23:18:43,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:18:43,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:43,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:43,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:43,894 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2021-11-13 23:18:44,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:44,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 580 states and 950 transitions. [2021-11-13 23:18:44,669 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 950 transitions. [2021-11-13 23:18:44,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:18:44,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:44,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:44,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:44,679 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2021-11-13 23:18:45,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:45,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 582 states and 951 transitions. [2021-11-13 23:18:45,094 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 951 transitions. [2021-11-13 23:18:45,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:18:45,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:45,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:45,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:45,845 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:18:50,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:50,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 588 states and 971 transitions. [2021-11-13 23:18:50,226 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 971 transitions. [2021-11-13 23:18:50,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 23:18:50,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:50,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:50,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:50,250 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 124 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:18:53,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:53,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 594 states and 980 transitions. [2021-11-13 23:18:53,931 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 980 transitions. [2021-11-13 23:18:53,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 23:18:53,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:53,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:53,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:53,943 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-11-13 23:18:56,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:56,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 600 states and 988 transitions. [2021-11-13 23:18:56,285 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 988 transitions. [2021-11-13 23:18:56,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 23:18:56,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:56,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:56,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:56,300 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2021-11-13 23:18:59,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:59,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 606 states and 995 transitions. [2021-11-13 23:18:59,209 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 995 transitions. [2021-11-13 23:18:59,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:18:59,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:59,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:59,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:59,223 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-13 23:19:03,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:03,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 610 states and 1000 transitions. [2021-11-13 23:19:03,417 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1000 transitions. [2021-11-13 23:19:03,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:19:03,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:03,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:03,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:03,441 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 151 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:19:09,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:09,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 617 states and 1017 transitions. [2021-11-13 23:19:09,884 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 1017 transitions. [2021-11-13 23:19:09,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:19:09,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:09,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:09,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:09,897 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2021-11-13 23:19:10,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:10,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 623 states and 1024 transitions. [2021-11-13 23:19:10,917 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 1024 transitions. [2021-11-13 23:19:10,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:19:10,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:10,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:10,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:10,927 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-13 23:19:11,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:11,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 623 states and 1023 transitions. [2021-11-13 23:19:11,333 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 1023 transitions. [2021-11-13 23:19:11,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 23:19:11,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:11,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:11,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:11,347 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2021-11-13 23:19:13,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:13,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 629 states and 1030 transitions. [2021-11-13 23:19:13,796 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 1030 transitions. [2021-11-13 23:19:13,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 23:19:13,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:13,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:13,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:13,814 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2021-11-13 23:19:14,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:14,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 630 states and 1030 transitions. [2021-11-13 23:19:14,716 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 1030 transitions. [2021-11-13 23:19:14,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 23:19:14,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:14,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:14,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:14,725 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2021-11-13 23:19:15,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:15,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 632 states and 1031 transitions. [2021-11-13 23:19:15,150 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 1031 transitions. [2021-11-13 23:19:15,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 23:19:15,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:15,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:15,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:15,172 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-13 23:19:17,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:17,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 631 states and 1029 transitions. [2021-11-13 23:19:17,181 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 1029 transitions. [2021-11-13 23:19:17,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 23:19:17,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:17,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:17,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:17,208 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-13 23:19:19,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:19,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 633 states and 1032 transitions. [2021-11-13 23:19:19,245 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1032 transitions. [2021-11-13 23:19:19,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 23:19:19,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:19,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:19,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:19,256 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2021-11-13 23:19:19,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:19,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 633 states and 1031 transitions. [2021-11-13 23:19:19,655 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1031 transitions. [2021-11-13 23:19:19,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 23:19:19,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:19,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:19,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:19,664 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2021-11-13 23:19:20,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:20,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 639 states and 1038 transitions. [2021-11-13 23:19:20,639 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 1038 transitions. [2021-11-13 23:19:20,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-13 23:19:20,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:20,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:20,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:20,651 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2021-11-13 23:19:21,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:21,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 641 states and 1039 transitions. [2021-11-13 23:19:21,698 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 1039 transitions. [2021-11-13 23:19:21,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-13 23:19:21,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:21,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:21,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:21,713 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2021-11-13 23:19:22,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:22,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 643 states and 1040 transitions. [2021-11-13 23:19:22,158 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 1040 transitions. [2021-11-13 23:19:22,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-13 23:19:22,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:22,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:22,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:22,951 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 0 proven. 208 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:27,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:27,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 649 states and 1060 transitions. [2021-11-13 23:19:27,698 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1060 transitions. [2021-11-13 23:19:27,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 23:19:27,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:27,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:27,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:27,725 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 160 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:19:31,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:31,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 655 states and 1069 transitions. [2021-11-13 23:19:31,645 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 1069 transitions. [2021-11-13 23:19:31,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 23:19:31,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:31,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:31,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:31,658 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2021-11-13 23:19:34,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:34,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 661 states and 1077 transitions. [2021-11-13 23:19:34,342 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 1077 transitions. [2021-11-13 23:19:34,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 23:19:34,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:34,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:34,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:34,360 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2021-11-13 23:19:37,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:37,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 667 states and 1084 transitions. [2021-11-13 23:19:37,599 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1084 transitions. [2021-11-13 23:19:37,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 23:19:37,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:37,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:37,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:37,614 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-13 23:19:42,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:42,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 671 states and 1089 transitions. [2021-11-13 23:19:42,221 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 1089 transitions. [2021-11-13 23:19:42,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 23:19:42,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:42,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:42,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:42,248 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 192 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:19:49,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:49,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 678 states and 1106 transitions. [2021-11-13 23:19:49,093 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1106 transitions. [2021-11-13 23:19:49,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 23:19:49,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:49,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:49,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:49,104 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2021-11-13 23:19:50,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:50,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 684 states and 1113 transitions. [2021-11-13 23:19:50,292 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1113 transitions. [2021-11-13 23:19:50,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 23:19:50,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:50,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:50,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:50,300 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2021-11-13 23:19:50,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:50,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 684 states and 1112 transitions. [2021-11-13 23:19:50,718 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1112 transitions. [2021-11-13 23:19:50,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-13 23:19:50,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:50,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:50,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:50,728 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2021-11-13 23:19:53,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:53,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 690 states and 1119 transitions. [2021-11-13 23:19:53,424 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1119 transitions. [2021-11-13 23:19:53,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-13 23:19:53,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:53,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:53,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:53,435 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2021-11-13 23:19:54,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:54,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 691 states and 1119 transitions. [2021-11-13 23:19:54,475 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1119 transitions. [2021-11-13 23:19:54,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-13 23:19:54,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:54,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:54,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:54,491 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2021-11-13 23:19:55,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:55,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 693 states and 1120 transitions. [2021-11-13 23:19:55,105 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1120 transitions. [2021-11-13 23:19:55,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 23:19:55,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:55,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:55,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:55,130 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-13 23:19:57,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:57,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 692 states and 1118 transitions. [2021-11-13 23:19:57,289 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1118 transitions. [2021-11-13 23:19:57,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 23:19:57,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:57,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:57,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:57,315 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 0 proven. 175 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-13 23:19:59,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:59,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 694 states and 1121 transitions. [2021-11-13 23:19:59,537 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 1121 transitions. [2021-11-13 23:19:59,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 23:19:59,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:59,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:59,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:59,547 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2021-11-13 23:19:59,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:59,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 694 states and 1120 transitions. [2021-11-13 23:19:59,977 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 1120 transitions. [2021-11-13 23:19:59,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 23:19:59,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:59,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:59,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:59,987 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2021-11-13 23:20:01,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:01,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1127 states to 700 states and 1127 transitions. [2021-11-13 23:20:01,173 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 1127 transitions. [2021-11-13 23:20:01,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 23:20:01,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:01,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:01,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:01,213 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2021-11-13 23:20:02,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:02,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 702 states and 1128 transitions. [2021-11-13 23:20:02,195 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 1128 transitions. [2021-11-13 23:20:02,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 23:20:02,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:02,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:02,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:02,207 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2021-11-13 23:20:02,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:02,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 704 states and 1129 transitions. [2021-11-13 23:20:02,668 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 1129 transitions. [2021-11-13 23:20:02,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 23:20:02,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:02,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:02,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:03,593 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:09,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:09,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 710 states and 1149 transitions. [2021-11-13 23:20:09,098 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1149 transitions. [2021-11-13 23:20:09,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-13 23:20:09,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:09,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:09,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:09,121 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 0 proven. 201 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:20:13,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:13,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 716 states and 1158 transitions. [2021-11-13 23:20:13,413 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1158 transitions. [2021-11-13 23:20:13,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-13 23:20:13,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:13,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:13,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:13,424 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2021-11-13 23:20:16,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:16,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 722 states and 1166 transitions. [2021-11-13 23:20:16,323 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1166 transitions. [2021-11-13 23:20:16,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-13 23:20:16,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:16,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:16,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:16,337 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2021-11-13 23:20:19,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:19,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 728 states and 1173 transitions. [2021-11-13 23:20:19,682 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 1173 transitions. [2021-11-13 23:20:19,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 23:20:19,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:19,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:19,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:19,697 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2021-11-13 23:20:24,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:24,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 732 states and 1178 transitions. [2021-11-13 23:20:24,875 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1178 transitions. [2021-11-13 23:20:24,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 23:20:24,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:24,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:24,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:24,897 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 238 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:20:32,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:32,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 739 states and 1195 transitions. [2021-11-13 23:20:32,351 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1195 transitions. [2021-11-13 23:20:32,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 23:20:32,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:32,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:32,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:32,362 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2021-11-13 23:20:33,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:33,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 745 states and 1202 transitions. [2021-11-13 23:20:33,471 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 1202 transitions. [2021-11-13 23:20:33,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 23:20:33,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:33,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:33,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:33,479 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2021-11-13 23:20:33,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:33,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 745 states and 1201 transitions. [2021-11-13 23:20:33,931 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 1201 transitions. [2021-11-13 23:20:33,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-13 23:20:33,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:33,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:33,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:33,943 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2021-11-13 23:20:37,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:37,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 751 states and 1208 transitions. [2021-11-13 23:20:37,110 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 1208 transitions. [2021-11-13 23:20:37,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-13 23:20:37,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:37,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:37,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:37,129 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2021-11-13 23:20:38,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:38,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 752 states and 1208 transitions. [2021-11-13 23:20:38,215 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1208 transitions. [2021-11-13 23:20:38,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-13 23:20:38,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:38,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:38,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:38,225 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2021-11-13 23:20:38,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:38,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 754 states and 1209 transitions. [2021-11-13 23:20:38,724 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1209 transitions. [2021-11-13 23:20:38,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 23:20:38,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:38,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:38,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:38,751 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2021-11-13 23:20:41,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:41,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 753 states and 1207 transitions. [2021-11-13 23:20:41,335 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1207 transitions. [2021-11-13 23:20:41,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 23:20:41,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:41,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:41,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:41,365 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 219 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-13 23:20:43,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:43,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 755 states and 1210 transitions. [2021-11-13 23:20:43,791 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 1210 transitions. [2021-11-13 23:20:43,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 23:20:43,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:43,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:43,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:43,799 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2021-11-13 23:20:44,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:44,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 755 states and 1209 transitions. [2021-11-13 23:20:44,264 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 1209 transitions. [2021-11-13 23:20:44,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 23:20:44,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:44,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:44,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:44,276 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 257 trivial. 0 not checked. [2021-11-13 23:20:45,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:45,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 761 states and 1216 transitions. [2021-11-13 23:20:45,412 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1216 transitions. [2021-11-13 23:20:45,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 23:20:45,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:45,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:45,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:45,421 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2021-11-13 23:20:46,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:46,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 763 states and 1217 transitions. [2021-11-13 23:20:46,637 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1217 transitions. [2021-11-13 23:20:46,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 23:20:46,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:46,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:46,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:46,648 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2021-11-13 23:20:47,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:47,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 765 states and 1218 transitions. [2021-11-13 23:20:47,203 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 1218 transitions. [2021-11-13 23:20:47,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 23:20:47,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:47,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:47,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:48,396 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 0 proven. 309 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:54,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:54,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 771 states and 1238 transitions. [2021-11-13 23:20:54,196 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1238 transitions. [2021-11-13 23:20:54,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 23:20:54,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:54,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:54,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:54,225 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:20:58,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:58,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 777 states and 1247 transitions. [2021-11-13 23:20:58,693 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 1247 transitions. [2021-11-13 23:20:58,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 23:20:58,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:58,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:58,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:58,703 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2021-11-13 23:21:01,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:01,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 783 states and 1255 transitions. [2021-11-13 23:21:01,873 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1255 transitions. [2021-11-13 23:21:01,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 23:21:01,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:01,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:01,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:01,886 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2021-11-13 23:21:05,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:05,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 789 states and 1262 transitions. [2021-11-13 23:21:05,538 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1262 transitions. [2021-11-13 23:21:05,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 23:21:05,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:05,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:05,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:05,556 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2021-11-13 23:21:11,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:11,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 793 states and 1267 transitions. [2021-11-13 23:21:11,114 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1267 transitions. [2021-11-13 23:21:11,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 23:21:11,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:11,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:11,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:11,144 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 289 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:21:19,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:19,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 800 states and 1284 transitions. [2021-11-13 23:21:19,422 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1284 transitions. [2021-11-13 23:21:19,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 23:21:19,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:19,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:19,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:19,434 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2021-11-13 23:21:20,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:20,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 806 states and 1291 transitions. [2021-11-13 23:21:20,645 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1291 transitions. [2021-11-13 23:21:20,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 23:21:20,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:20,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:20,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:20,661 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 323 trivial. 0 not checked. [2021-11-13 23:21:21,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:21,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 806 states and 1290 transitions. [2021-11-13 23:21:21,352 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1290 transitions. [2021-11-13 23:21:21,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 23:21:21,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:21,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:21,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:21,377 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2021-11-13 23:21:24,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:24,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 812 states and 1297 transitions. [2021-11-13 23:21:24,299 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1297 transitions. [2021-11-13 23:21:24,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 23:21:24,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:24,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:24,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:24,312 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2021-11-13 23:21:25,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:25,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 813 states and 1297 transitions. [2021-11-13 23:21:25,671 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1297 transitions. [2021-11-13 23:21:25,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 23:21:25,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:25,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:25,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:25,680 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 335 trivial. 0 not checked. [2021-11-13 23:21:26,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:26,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1298 states to 815 states and 1298 transitions. [2021-11-13 23:21:26,208 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1298 transitions. [2021-11-13 23:21:26,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 23:21:26,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:26,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:26,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:26,234 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2021-11-13 23:21:28,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:28,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 814 states and 1296 transitions. [2021-11-13 23:21:28,923 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1296 transitions. [2021-11-13 23:21:28,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 23:21:28,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:28,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:28,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:28,948 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 0 proven. 268 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-13 23:21:31,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:31,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 816 states and 1299 transitions. [2021-11-13 23:21:31,566 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1299 transitions. [2021-11-13 23:21:31,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 23:21:31,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:31,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:31,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:31,577 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 310 trivial. 0 not checked. [2021-11-13 23:21:32,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:32,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1298 states to 816 states and 1298 transitions. [2021-11-13 23:21:32,255 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1298 transitions. [2021-11-13 23:21:32,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 23:21:32,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:32,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:32,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:32,265 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 310 trivial. 0 not checked. [2021-11-13 23:21:33,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:33,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1305 states to 822 states and 1305 transitions. [2021-11-13 23:21:33,481 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1305 transitions. [2021-11-13 23:21:33,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 23:21:33,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:33,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:33,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:33,491 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 251 trivial. 0 not checked. [2021-11-13 23:21:34,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:34,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 824 states and 1306 transitions. [2021-11-13 23:21:34,790 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1306 transitions. [2021-11-13 23:21:34,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 23:21:34,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:34,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:34,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:34,804 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 322 trivial. 0 not checked. [2021-11-13 23:21:35,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:35,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307 states to 826 states and 1307 transitions. [2021-11-13 23:21:35,342 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1307 transitions. [2021-11-13 23:21:35,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 23:21:35,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:35,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:35,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:36,370 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 0 proven. 367 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:42,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:42,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1327 states to 832 states and 1327 transitions. [2021-11-13 23:21:42,614 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1327 transitions. [2021-11-13 23:21:42,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-13 23:21:42,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:42,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:42,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:42,641 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 0 proven. 298 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:21:47,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:47,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 838 states and 1336 transitions. [2021-11-13 23:21:47,653 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1336 transitions. [2021-11-13 23:21:47,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-13 23:21:47,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:47,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:47,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:47,673 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2021-11-13 23:21:51,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:51,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 844 states and 1344 transitions. [2021-11-13 23:21:51,370 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1344 transitions. [2021-11-13 23:21:51,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-13 23:21:51,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:51,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:51,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:51,389 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2021-11-13 23:21:55,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:55,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 850 states and 1351 transitions. [2021-11-13 23:21:55,558 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1351 transitions. [2021-11-13 23:21:55,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-13 23:21:55,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:55,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:55,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:55,570 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2021-11-13 23:22:01,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:01,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 854 states and 1356 transitions. [2021-11-13 23:22:01,733 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1356 transitions. [2021-11-13 23:22:01,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-13 23:22:01,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:01,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:01,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:01,764 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 0 proven. 345 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:22:10,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:10,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 861 states and 1373 transitions. [2021-11-13 23:22:10,655 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1373 transitions. [2021-11-13 23:22:10,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-13 23:22:10,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:10,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:10,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:10,664 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 350 trivial. 0 not checked. [2021-11-13 23:22:12,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:12,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 867 states and 1380 transitions. [2021-11-13 23:22:12,203 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1380 transitions. [2021-11-13 23:22:12,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-13 23:22:12,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:12,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:12,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:12,217 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2021-11-13 23:22:12,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:12,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1379 states to 867 states and 1379 transitions. [2021-11-13 23:22:12,918 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1379 transitions. [2021-11-13 23:22:12,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 23:22:12,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:12,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:12,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:12,928 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2021-11-13 23:22:16,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:16,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 873 states and 1386 transitions. [2021-11-13 23:22:16,400 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 1386 transitions. [2021-11-13 23:22:16,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 23:22:16,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:16,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:16,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:16,409 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2021-11-13 23:22:17,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:17,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 874 states and 1386 transitions. [2021-11-13 23:22:17,905 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1386 transitions. [2021-11-13 23:22:17,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 23:22:17,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:17,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:17,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:17,916 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 395 trivial. 0 not checked. [2021-11-13 23:22:18,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:18,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 876 states and 1387 transitions. [2021-11-13 23:22:18,646 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1387 transitions. [2021-11-13 23:22:18,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-13 23:22:18,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:18,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:18,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:18,668 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2021-11-13 23:22:21,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:21,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1385 states to 875 states and 1385 transitions. [2021-11-13 23:22:21,618 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 1385 transitions. [2021-11-13 23:22:21,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-13 23:22:21,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:21,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:21,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:21,645 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 0 proven. 322 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-13 23:22:24,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:24,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 877 states and 1388 transitions. [2021-11-13 23:22:24,454 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1388 transitions. [2021-11-13 23:22:24,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-13 23:22:24,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:24,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:24,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:24,466 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 367 trivial. 0 not checked. [2021-11-13 23:22:25,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:25,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 877 states and 1387 transitions. [2021-11-13 23:22:25,031 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1387 transitions. [2021-11-13 23:22:25,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-13 23:22:25,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:25,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:25,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:25,043 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2021-11-13 23:22:26,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:26,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 883 states and 1394 transitions. [2021-11-13 23:22:26,381 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1394 transitions. [2021-11-13 23:22:26,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 23:22:26,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:26,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:26,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:26,391 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2021-11-13 23:22:27,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:27,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 885 states and 1395 transitions. [2021-11-13 23:22:27,798 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1395 transitions. [2021-11-13 23:22:27,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 23:22:27,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:27,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:27,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:27,807 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2021-11-13 23:22:28,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:28,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 887 states and 1396 transitions. [2021-11-13 23:22:28,422 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1396 transitions. [2021-11-13 23:22:28,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 23:22:28,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:28,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:28,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:29,565 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 0 proven. 430 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:36,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:36,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 893 states and 1416 transitions. [2021-11-13 23:22:36,489 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1416 transitions. [2021-11-13 23:22:36,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-13 23:22:36,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:36,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:36,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:36,517 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 0 proven. 354 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:22:42,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:42,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1425 states to 899 states and 1425 transitions. [2021-11-13 23:22:42,017 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1425 transitions. [2021-11-13 23:22:42,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-13 23:22:42,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:42,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:42,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:42,027 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2021-11-13 23:22:45,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:45,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1433 states to 905 states and 1433 transitions. [2021-11-13 23:22:45,906 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1433 transitions. [2021-11-13 23:22:45,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-13 23:22:45,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:45,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:45,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:45,920 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2021-11-13 23:22:50,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:50,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 911 states and 1440 transitions. [2021-11-13 23:22:50,184 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1440 transitions. [2021-11-13 23:22:50,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-13 23:22:50,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:50,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:50,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:50,196 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2021-11-13 23:22:56,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:56,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 915 states and 1445 transitions. [2021-11-13 23:22:56,721 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1445 transitions. [2021-11-13 23:22:56,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-13 23:22:56,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:56,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:56,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:56,813 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:23:06,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:06,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 922 states and 1462 transitions. [2021-11-13 23:23:06,633 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1462 transitions. [2021-11-13 23:23:06,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-13 23:23:06,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:06,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:06,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:06,642 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 411 trivial. 0 not checked. [2021-11-13 23:23:08,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:08,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 928 states and 1469 transitions. [2021-11-13 23:23:08,024 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1469 transitions. [2021-11-13 23:23:08,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-13 23:23:08,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:08,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:08,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:08,038 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 446 trivial. 0 not checked. [2021-11-13 23:23:08,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:08,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 928 states and 1468 transitions. [2021-11-13 23:23:08,651 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1468 transitions. [2021-11-13 23:23:08,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-13 23:23:08,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:08,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:08,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:08,668 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 344 trivial. 0 not checked. [2021-11-13 23:23:12,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:12,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 934 states and 1475 transitions. [2021-11-13 23:23:12,337 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1475 transitions. [2021-11-13 23:23:12,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-13 23:23:12,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:12,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:12,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:12,549 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 340 trivial. 0 not checked. [2021-11-13 23:23:13,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:13,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 935 states and 1475 transitions. [2021-11-13 23:23:13,965 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1475 transitions. [2021-11-13 23:23:13,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-13 23:23:13,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:13,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:13,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:13,974 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 460 trivial. 0 not checked. [2021-11-13 23:23:14,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:14,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 937 states and 1476 transitions. [2021-11-13 23:23:14,583 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 1476 transitions. [2021-11-13 23:23:14,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-13 23:23:14,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:14,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:14,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:14,600 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 262 trivial. 0 not checked. [2021-11-13 23:23:17,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:17,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 936 states and 1474 transitions. [2021-11-13 23:23:17,712 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1474 transitions. [2021-11-13 23:23:17,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-13 23:23:17,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:17,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:17,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:17,746 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 0 proven. 381 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-13 23:23:20,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:20,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1477 states to 938 states and 1477 transitions. [2021-11-13 23:23:20,812 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1477 transitions. [2021-11-13 23:23:20,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-13 23:23:20,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:20,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:20,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:20,822 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2021-11-13 23:23:21,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:21,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 938 states and 1476 transitions. [2021-11-13 23:23:21,663 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1476 transitions. [2021-11-13 23:23:21,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-13 23:23:21,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:21,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:21,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:21,673 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 431 trivial. 0 not checked. [2021-11-13 23:23:23,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:23,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 944 states and 1483 transitions. [2021-11-13 23:23:23,085 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1483 transitions. [2021-11-13 23:23:23,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-13 23:23:23,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:23,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:23,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:23,095 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2021-11-13 23:23:24,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:24,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 946 states and 1484 transitions. [2021-11-13 23:23:24,631 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1484 transitions. [2021-11-13 23:23:24,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-13 23:23:24,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:24,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:24,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:24,640 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 443 trivial. 0 not checked. [2021-11-13 23:23:25,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:25,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1485 states to 948 states and 1485 transitions. [2021-11-13 23:23:25,255 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1485 transitions. [2021-11-13 23:23:25,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-13 23:23:25,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:25,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:25,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:26,513 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 0 proven. 498 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:34,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:34,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 954 states and 1505 transitions. [2021-11-13 23:23:34,023 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1505 transitions. [2021-11-13 23:23:34,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-13 23:23:34,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:34,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:34,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:34,055 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 0 proven. 415 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:23:39,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:39,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 960 states and 1514 transitions. [2021-11-13 23:23:39,983 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1514 transitions. [2021-11-13 23:23:39,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-13 23:23:39,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:39,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:39,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:39,997 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 412 trivial. 0 not checked. [2021-11-13 23:23:43,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:43,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1522 states to 966 states and 1522 transitions. [2021-11-13 23:23:43,994 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1522 transitions. [2021-11-13 23:23:43,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-13 23:23:43,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:43,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:43,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:44,009 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 497 trivial. 0 not checked. [2021-11-13 23:23:48,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:48,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1529 states to 972 states and 1529 transitions. [2021-11-13 23:23:48,554 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1529 transitions. [2021-11-13 23:23:48,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-13 23:23:48,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:48,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:48,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:48,567 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2021-11-13 23:23:55,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:55,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1534 states to 976 states and 1534 transitions. [2021-11-13 23:23:55,728 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1534 transitions. [2021-11-13 23:23:55,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-13 23:23:55,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:55,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:55,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:55,763 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 0 proven. 472 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:24:06,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:06,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 983 states and 1551 transitions. [2021-11-13 23:24:06,636 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1551 transitions. [2021-11-13 23:24:06,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-13 23:24:06,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:06,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:06,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:06,647 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2021-11-13 23:24:08,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:08,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 989 states and 1558 transitions. [2021-11-13 23:24:08,165 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1558 transitions. [2021-11-13 23:24:08,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-13 23:24:08,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:08,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:08,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:08,174 INFO L134 CoverageAnalysis]: Checked inductivity of 515 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 515 trivial. 0 not checked. [2021-11-13 23:24:09,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:09,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1557 states to 989 states and 1557 transitions. [2021-11-13 23:24:09,033 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1557 transitions. [2021-11-13 23:24:09,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-13 23:24:09,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:09,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:09,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:09,044 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 403 trivial. 0 not checked. [2021-11-13 23:24:12,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:12,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 995 states and 1564 transitions. [2021-11-13 23:24:12,943 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1564 transitions. [2021-11-13 23:24:12,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-13 23:24:12,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:12,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:12,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:12,954 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2021-11-13 23:24:14,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:14,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 996 states and 1564 transitions. [2021-11-13 23:24:14,600 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1564 transitions. [2021-11-13 23:24:14,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-13 23:24:14,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:14,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:14,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:14,613 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2021-11-13 23:24:15,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:15,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1565 states to 998 states and 1565 transitions. [2021-11-13 23:24:15,288 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1565 transitions. [2021-11-13 23:24:15,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-13 23:24:15,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:15,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:15,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:15,308 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2021-11-13 23:24:18,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:18,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1563 states to 997 states and 1563 transitions. [2021-11-13 23:24:18,811 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1563 transitions. [2021-11-13 23:24:18,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-13 23:24:18,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:18,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:18,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:18,840 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 445 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-13 23:24:22,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:22,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 999 states and 1566 transitions. [2021-11-13 23:24:22,129 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1566 transitions. [2021-11-13 23:24:22,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-13 23:24:22,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:22,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:22,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:22,138 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2021-11-13 23:24:22,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:22,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1565 states to 999 states and 1565 transitions. [2021-11-13 23:24:22,847 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1565 transitions. [2021-11-13 23:24:22,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-13 23:24:22,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:22,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:22,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:22,864 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 499 trivial. 0 not checked. [2021-11-13 23:24:24,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:24,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 1005 states and 1572 transitions. [2021-11-13 23:24:24,662 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 1572 transitions. [2021-11-13 23:24:24,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-13 23:24:24,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:24,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:24,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:24,678 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2021-11-13 23:24:26,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:26,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1573 states to 1007 states and 1573 transitions. [2021-11-13 23:24:26,043 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 1573 transitions. [2021-11-13 23:24:26,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-13 23:24:26,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:26,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:26,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:26,053 INFO L134 CoverageAnalysis]: Checked inductivity of 511 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 511 trivial. 0 not checked. [2021-11-13 23:24:26,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:26,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 1009 states and 1574 transitions. [2021-11-13 23:24:26,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 1574 transitions. [2021-11-13 23:24:26,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-13 23:24:26,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:26,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:26,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:28,296 INFO L134 CoverageAnalysis]: Checked inductivity of 571 backedges. 0 proven. 571 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:36,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:36,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 1015 states and 1594 transitions. [2021-11-13 23:24:36,120 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1594 transitions. [2021-11-13 23:24:36,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-13 23:24:36,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:36,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:36,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:36,150 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 0 proven. 481 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:24:42,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:42,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1603 states to 1021 states and 1603 transitions. [2021-11-13 23:24:42,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 1603 transitions. [2021-11-13 23:24:42,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-13 23:24:42,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:42,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:42,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:42,437 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 478 trivial. 0 not checked. [2021-11-13 23:24:46,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:46,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 1027 states and 1611 transitions. [2021-11-13 23:24:46,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 1611 transitions. [2021-11-13 23:24:46,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-13 23:24:46,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:46,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:46,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:46,622 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 570 trivial. 0 not checked. [2021-11-13 23:24:51,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:51,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 1033 states and 1618 transitions. [2021-11-13 23:24:51,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 1618 transitions. [2021-11-13 23:24:51,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-13 23:24:51,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:51,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:51,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:51,715 INFO L134 CoverageAnalysis]: Checked inductivity of 548 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2021-11-13 23:24:59,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:59,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1623 states to 1037 states and 1623 transitions. [2021-11-13 23:24:59,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 1623 transitions. [2021-11-13 23:24:59,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-13 23:24:59,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:59,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:59,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:59,090 INFO L134 CoverageAnalysis]: Checked inductivity of 548 backedges. 0 proven. 543 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:25:10,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:10,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1640 states to 1044 states and 1640 transitions. [2021-11-13 23:25:10,332 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1640 transitions. [2021-11-13 23:25:10,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-13 23:25:10,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:10,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:10,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:10,343 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2021-11-13 23:25:12,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:12,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1647 states to 1050 states and 1647 transitions. [2021-11-13 23:25:12,300 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 1647 transitions. [2021-11-13 23:25:12,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-13 23:25:12,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:12,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:12,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:12,309 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 589 trivial. 0 not checked. [2021-11-13 23:25:12,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:12,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1050 states and 1646 transitions. [2021-11-13 23:25:12,963 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 1646 transitions. [2021-11-13 23:25:12,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-13 23:25:12,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:12,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:12,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:12,974 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 467 trivial. 0 not checked. [2021-11-13 23:25:17,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:17,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 1056 states and 1653 transitions. [2021-11-13 23:25:17,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 1653 transitions. [2021-11-13 23:25:17,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-13 23:25:17,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:17,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:17,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:17,558 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 463 trivial. 0 not checked. [2021-11-13 23:25:19,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:19,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 1057 states and 1653 transitions. [2021-11-13 23:25:19,247 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 1653 transitions. [2021-11-13 23:25:19,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-13 23:25:19,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:19,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:19,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:19,260 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 605 trivial. 0 not checked. [2021-11-13 23:25:20,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:20,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1059 states and 1654 transitions. [2021-11-13 23:25:20,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1654 transitions. [2021-11-13 23:25:20,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-13 23:25:20,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:20,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:20,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:20,321 INFO L134 CoverageAnalysis]: Checked inductivity of 531 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2021-11-13 23:25:23,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:23,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1652 states to 1058 states and 1652 transitions. [2021-11-13 23:25:23,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 1652 transitions. [2021-11-13 23:25:23,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-13 23:25:23,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:23,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:23,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:24,008 INFO L134 CoverageAnalysis]: Checked inductivity of 531 backedges. 0 proven. 514 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-13 23:25:27,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:27,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 1060 states and 1655 transitions. [2021-11-13 23:25:27,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 1655 transitions. [2021-11-13 23:25:27,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-13 23:25:27,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:27,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:27,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:27,642 INFO L134 CoverageAnalysis]: Checked inductivity of 568 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 568 trivial. 0 not checked. [2021-11-13 23:25:28,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:28,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1060 states and 1654 transitions. [2021-11-13 23:25:28,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 1654 transitions. [2021-11-13 23:25:28,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-13 23:25:28,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:28,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:28,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:28,401 INFO L134 CoverageAnalysis]: Checked inductivity of 575 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 572 trivial. 0 not checked. [2021-11-13 23:25:30,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:30,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1661 states to 1066 states and 1661 transitions. [2021-11-13 23:25:30,359 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1661 transitions. [2021-11-13 23:25:30,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-13 23:25:30,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:30,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:30,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:30,385 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 485 trivial. 0 not checked. [2021-11-13 23:25:31,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:31,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1662 states to 1068 states and 1662 transitions. [2021-11-13 23:25:31,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 1662 transitions. [2021-11-13 23:25:31,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-13 23:25:31,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:31,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:31,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:31,918 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 584 trivial. 0 not checked. [2021-11-13 23:25:32,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:32,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1663 states to 1070 states and 1663 transitions. [2021-11-13 23:25:32,917 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 1663 transitions. [2021-11-13 23:25:32,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-13 23:25:32,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:32,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:32,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:34,649 INFO L134 CoverageAnalysis]: Checked inductivity of 649 backedges. 0 proven. 649 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:43,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:43,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1683 states to 1076 states and 1683 transitions. [2021-11-13 23:25:43,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 1683 transitions. [2021-11-13 23:25:43,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-13 23:25:43,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:43,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:43,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:43,697 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:25:50,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:50,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1692 states to 1082 states and 1692 transitions. [2021-11-13 23:25:50,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1082 states and 1692 transitions. [2021-11-13 23:25:50,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-13 23:25:50,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:50,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:50,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:50,614 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 549 trivial. 0 not checked. [2021-11-13 23:25:55,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:55,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 1088 states and 1700 transitions. [2021-11-13 23:25:55,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1700 transitions. [2021-11-13 23:25:55,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-13 23:25:55,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:55,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:55,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:55,299 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 648 trivial. 0 not checked. [2021-11-13 23:26:01,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:01,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 1094 states and 1707 transitions. [2021-11-13 23:26:01,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1094 states and 1707 transitions. [2021-11-13 23:26:01,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-13 23:26:01,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:01,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:01,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:01,028 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 497 trivial. 0 not checked. [2021-11-13 23:26:09,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:09,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 1098 states and 1712 transitions. [2021-11-13 23:26:09,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 1712 transitions. [2021-11-13 23:26:09,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-13 23:26:09,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:09,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:09,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:09,488 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 0 proven. 619 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:26:21,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:21,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 1105 states and 1729 transitions. [2021-11-13 23:26:21,662 INFO L276 IsEmpty]: Start isEmpty. Operand 1105 states and 1729 transitions. [2021-11-13 23:26:21,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-13 23:26:21,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:21,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:21,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:21,676 INFO L134 CoverageAnalysis]: Checked inductivity of 626 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 624 trivial. 0 not checked. [2021-11-13 23:26:23,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:23,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1736 states to 1111 states and 1736 transitions. [2021-11-13 23:26:23,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 1736 transitions. [2021-11-13 23:26:23,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-13 23:26:23,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:23,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:23,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:24,004 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 668 trivial. 0 not checked. [2021-11-13 23:26:24,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:24,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1735 states to 1111 states and 1735 transitions. [2021-11-13 23:26:24,917 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 1735 transitions. [2021-11-13 23:26:24,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-13 23:26:24,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:24,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:24,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:24,934 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 536 trivial. 0 not checked. [2021-11-13 23:26:29,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:29,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1742 states to 1117 states and 1742 transitions. [2021-11-13 23:26:29,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 1742 transitions. [2021-11-13 23:26:29,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-13 23:26:29,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:29,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:29,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:29,906 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2021-11-13 23:26:32,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:32,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1742 states to 1118 states and 1742 transitions. [2021-11-13 23:26:32,004 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 1742 transitions. [2021-11-13 23:26:32,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-13 23:26:32,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:32,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:32,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:32,014 INFO L134 CoverageAnalysis]: Checked inductivity of 685 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 685 trivial. 0 not checked. [2021-11-13 23:26:32,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:32,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1743 states to 1120 states and 1743 transitions. [2021-11-13 23:26:32,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states and 1743 transitions. [2021-11-13 23:26:32,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-13 23:26:32,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:32,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:32,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:32,787 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 436 trivial. 0 not checked. [2021-11-13 23:26:36,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:36,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1741 states to 1119 states and 1741 transitions. [2021-11-13 23:26:36,704 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 1741 transitions. [2021-11-13 23:26:36,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-13 23:26:36,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:36,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:36,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:36,736 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 0 proven. 588 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked.