./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/psyco/psyco_accelerometer_1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d25df-e221-45d4-8e1a-3371b28768e9/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d25df-e221-45d4-8e1a-3371b28768e9/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d25df-e221-45d4-8e1a-3371b28768e9/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d25df-e221-45d4-8e1a-3371b28768e9/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/psyco/psyco_accelerometer_1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d25df-e221-45d4-8e1a-3371b28768e9/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d25df-e221-45d4-8e1a-3371b28768e9/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9a4dd7b0485056d1e9470afeda0ab37136e1bca9c47a740d3a29feb318846c30 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:11:13,054 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:11:13,057 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:11:13,114 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:11:13,114 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:11:13,119 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:11:13,122 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:11:13,127 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:11:13,130 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:11:13,138 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:11:13,139 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:11:13,141 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:11:13,142 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:11:13,145 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:11:13,148 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:11:13,154 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:11:13,155 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:11:13,157 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:11:13,160 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:11:13,167 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:11:13,171 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:11:13,173 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:11:13,176 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:11:13,177 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:11:13,182 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:11:13,183 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:11:13,183 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:11:13,186 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:11:13,186 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:11:13,188 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:11:13,189 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:11:13,190 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:11:13,192 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:11:13,193 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:11:13,195 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:11:13,196 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:11:13,196 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:11:13,197 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:11:13,197 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:11:13,198 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:11:13,199 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:11:13,200 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d25df-e221-45d4-8e1a-3371b28768e9/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:11:13,251 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:11:13,253 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:11:13,255 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:11:13,255 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:11:13,256 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:11:13,256 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:11:13,256 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:11:13,256 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:11:13,257 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:11:13,257 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:11:13,258 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:11:13,258 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:11:13,259 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:11:13,259 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:11:13,259 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:11:13,259 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:11:13,260 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:11:13,260 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:11:13,260 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:11:13,260 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:11:13,261 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:11:13,261 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:11:13,261 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:11:13,261 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:11:13,262 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:11:13,262 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:11:13,262 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:11:13,262 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:11:13,263 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_378d25df-e221-45d4-8e1a-3371b28768e9/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d25df-e221-45d4-8e1a-3371b28768e9/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a4dd7b0485056d1e9470afeda0ab37136e1bca9c47a740d3a29feb318846c30 [2021-11-23 01:11:13,524 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:11:13,545 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:11:13,548 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:11:13,549 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:11:13,550 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:11:13,552 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d25df-e221-45d4-8e1a-3371b28768e9/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/psyco/psyco_accelerometer_1.c [2021-11-23 01:11:13,618 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d25df-e221-45d4-8e1a-3371b28768e9/bin/ukojak-LBtLqBUTdQ/data/f357381c7/0de5113b0f39419cb32e98c6857851d5/FLAG56f614e8a [2021-11-23 01:11:14,418 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:11:14,419 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d25df-e221-45d4-8e1a-3371b28768e9/sv-benchmarks/c/psyco/psyco_accelerometer_1.c [2021-11-23 01:11:14,448 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d25df-e221-45d4-8e1a-3371b28768e9/bin/ukojak-LBtLqBUTdQ/data/f357381c7/0de5113b0f39419cb32e98c6857851d5/FLAG56f614e8a [2021-11-23 01:11:14,951 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d25df-e221-45d4-8e1a-3371b28768e9/bin/ukojak-LBtLqBUTdQ/data/f357381c7/0de5113b0f39419cb32e98c6857851d5 [2021-11-23 01:11:14,954 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:11:14,956 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:11:14,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:11:14,957 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:11:14,960 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:11:14,961 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:11:14" (1/1) ... [2021-11-23 01:11:14,962 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a050ae4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:14, skipping insertion in model container [2021-11-23 01:11:14,963 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:11:14" (1/1) ... [2021-11-23 01:11:14,970 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:11:15,067 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:11:15,785 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d25df-e221-45d4-8e1a-3371b28768e9/sv-benchmarks/c/psyco/psyco_accelerometer_1.c[182833,182846] [2021-11-23 01:11:15,805 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:11:15,819 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:11:16,142 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d25df-e221-45d4-8e1a-3371b28768e9/sv-benchmarks/c/psyco/psyco_accelerometer_1.c[182833,182846] [2021-11-23 01:11:16,146 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:11:16,160 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:11:16,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:16 WrapperNode [2021-11-23 01:11:16,161 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:11:16,162 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:11:16,162 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:11:16,164 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:11:16,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:16" (1/1) ... [2021-11-23 01:11:16,220 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:16" (1/1) ... [2021-11-23 01:11:16,390 INFO L137 Inliner]: procedures = 12, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1335 [2021-11-23 01:11:16,390 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:11:16,391 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:11:16,391 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:11:16,392 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:11:16,400 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:16" (1/1) ... [2021-11-23 01:11:16,401 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:16" (1/1) ... [2021-11-23 01:11:16,421 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:16" (1/1) ... [2021-11-23 01:11:16,422 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:16" (1/1) ... [2021-11-23 01:11:16,501 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:16" (1/1) ... [2021-11-23 01:11:16,515 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:16" (1/1) ... [2021-11-23 01:11:16,532 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:16" (1/1) ... [2021-11-23 01:11:16,548 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:11:16,549 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:11:16,549 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:11:16,549 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:11:16,550 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:16" (1/1) ... [2021-11-23 01:11:16,558 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:11:16,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d25df-e221-45d4-8e1a-3371b28768e9/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:11:16,586 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d25df-e221-45d4-8e1a-3371b28768e9/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:11:16,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d25df-e221-45d4-8e1a-3371b28768e9/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:11:16,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:11:16,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:11:16,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:11:16,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:11:16,794 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:11:16,795 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:11:18,468 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:11:18,501 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:11:18,501 INFO L301 CfgBuilder]: Removed 21 assume(true) statements. [2021-11-23 01:11:18,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:11:18 BoogieIcfgContainer [2021-11-23 01:11:18,505 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:11:18,506 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:11:18,506 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:11:18,517 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:11:18,517 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:11:18" (1/1) ... [2021-11-23 01:11:18,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:11:18,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:18,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 235 states and 463 transitions. [2021-11-23 01:11:18,637 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 463 transitions. [2021-11-23 01:11:18,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:11:18,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:18,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:18,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:18,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:18,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:18,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 235 states and 421 transitions. [2021-11-23 01:11:18,883 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 421 transitions. [2021-11-23 01:11:18,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:11:18,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:18,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:18,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:18,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:19,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:19,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 238 states and 483 transitions. [2021-11-23 01:11:19,097 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 483 transitions. [2021-11-23 01:11:19,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:11:19,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:19,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:19,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:19,139 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:19,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:19,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 238 states and 482 transitions. [2021-11-23 01:11:19,160 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 482 transitions. [2021-11-23 01:11:19,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:19,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:19,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:19,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:19,257 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:19,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:19,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 241 states and 544 transitions. [2021-11-23 01:11:19,465 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 544 transitions. [2021-11-23 01:11:19,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:11:19,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:19,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:19,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:19,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:19,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:19,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 250 states and 620 transitions. [2021-11-23 01:11:19,654 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 620 transitions. [2021-11-23 01:11:19,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:11:19,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:19,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:19,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:19,723 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:19,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:19,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 251 states and 620 transitions. [2021-11-23 01:11:19,761 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 620 transitions. [2021-11-23 01:11:19,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:11:19,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:19,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:19,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:19,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:20,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:20,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 261 states and 700 transitions. [2021-11-23 01:11:20,034 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 700 transitions. [2021-11-23 01:11:20,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:11:20,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:20,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:20,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:20,083 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:20,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:20,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 264 states and 704 transitions. [2021-11-23 01:11:20,101 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 704 transitions. [2021-11-23 01:11:20,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:11:20,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:20,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:20,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:20,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:20,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:20,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 269 states and 712 transitions. [2021-11-23 01:11:20,161 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 712 transitions. [2021-11-23 01:11:20,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:11:20,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:20,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:20,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:20,200 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:20,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:20,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 273 states and 776 transitions. [2021-11-23 01:11:20,491 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 776 transitions. [2021-11-23 01:11:20,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:11:20,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:20,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:20,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:20,545 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:21,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:21,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 286 states and 824 transitions. [2021-11-23 01:11:21,029 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 824 transitions. [2021-11-23 01:11:21,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:11:21,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:21,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:21,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:21,051 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:21,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:21,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 286 states and 822 transitions. [2021-11-23 01:11:21,101 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 822 transitions. [2021-11-23 01:11:21,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:11:21,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:21,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:21,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:21,124 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:11:21,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:21,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 287 states and 825 transitions. [2021-11-23 01:11:21,196 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 825 transitions. [2021-11-23 01:11:21,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:11:21,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:21,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:21,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:21,219 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:11:21,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:21,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 290 states and 935 transitions. [2021-11-23 01:11:21,585 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 935 transitions. [2021-11-23 01:11:21,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:11:21,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:21,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:21,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:21,623 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:11:21,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:21,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 291 states and 936 transitions. [2021-11-23 01:11:21,638 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 936 transitions. [2021-11-23 01:11:21,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:11:21,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:21,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:21,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:21,674 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:11:21,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:21,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 292 states and 939 transitions. [2021-11-23 01:11:21,730 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 939 transitions. [2021-11-23 01:11:21,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:11:21,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:21,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:21,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:21,768 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:11:21,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:21,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 293 states and 941 transitions. [2021-11-23 01:11:21,888 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 941 transitions. [2021-11-23 01:11:21,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:11:21,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:21,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:21,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:21,920 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:11:21,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:21,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 294 states and 942 transitions. [2021-11-23 01:11:21,938 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 942 transitions. [2021-11-23 01:11:21,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:11:21,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:21,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:21,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:21,968 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:11:21,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:21,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 295 states and 944 transitions. [2021-11-23 01:11:21,990 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 944 transitions. [2021-11-23 01:11:21,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:11:21,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:21,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:21,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:22,011 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:11:22,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:22,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 296 states and 944 transitions. [2021-11-23 01:11:22,023 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 944 transitions. [2021-11-23 01:11:22,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:11:22,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:22,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:22,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:22,052 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:11:22,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:22,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 297 states and 945 transitions. [2021-11-23 01:11:22,070 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 945 transitions. [2021-11-23 01:11:22,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:11:22,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:22,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:22,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:22,097 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:22,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:22,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 301 states and 955 transitions. [2021-11-23 01:11:22,283 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 955 transitions. [2021-11-23 01:11:22,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:11:22,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:22,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:22,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:22,307 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:22,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:22,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 303 states and 956 transitions. [2021-11-23 01:11:22,326 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 956 transitions. [2021-11-23 01:11:22,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:11:22,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:22,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:22,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:22,356 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:11:22,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:22,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 304 states and 957 transitions. [2021-11-23 01:11:22,369 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 957 transitions. [2021-11-23 01:11:22,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:11:22,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:22,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:22,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:22,389 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:22,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:22,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 305 states and 956 transitions. [2021-11-23 01:11:22,403 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 956 transitions. [2021-11-23 01:11:22,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:11:22,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:22,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:22,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:22,427 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:22,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:22,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 307 states and 957 transitions. [2021-11-23 01:11:22,444 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 957 transitions. [2021-11-23 01:11:22,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:11:22,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:22,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:22,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:22,492 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:11:22,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:22,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 308 states and 957 transitions. [2021-11-23 01:11:22,506 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 957 transitions. [2021-11-23 01:11:22,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:11:22,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:22,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:22,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:22,540 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:11:22,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:22,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 309 states and 959 transitions. [2021-11-23 01:11:22,558 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 959 transitions. [2021-11-23 01:11:22,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:11:22,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:22,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:22,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:22,580 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:22,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:22,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 311 states and 962 transitions. [2021-11-23 01:11:22,595 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 962 transitions. [2021-11-23 01:11:22,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:11:22,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:22,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:22,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:22,617 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:22,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:22,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 312 states and 963 transitions. [2021-11-23 01:11:22,636 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 963 transitions. [2021-11-23 01:11:22,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:11:22,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:22,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:22,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:22,658 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:22,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:22,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 312 states and 960 transitions. [2021-11-23 01:11:22,673 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 960 transitions. [2021-11-23 01:11:22,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:11:22,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:22,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:22,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:22,698 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:22,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:22,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 315 states and 966 transitions. [2021-11-23 01:11:22,762 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 966 transitions. [2021-11-23 01:11:22,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:11:22,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:22,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:22,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:22,788 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:22,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:22,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 317 states and 969 transitions. [2021-11-23 01:11:22,807 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 969 transitions. [2021-11-23 01:11:22,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:11:22,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:22,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:22,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:22,859 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:23,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:23,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 321 states and 1032 transitions. [2021-11-23 01:11:23,249 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 1032 transitions. [2021-11-23 01:11:23,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:11:23,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:23,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:23,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:23,268 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:23,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:23,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 325 states and 1042 transitions. [2021-11-23 01:11:23,343 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 1042 transitions. [2021-11-23 01:11:23,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:11:23,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:23,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:23,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:23,362 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:11:23,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:23,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 327 states and 1046 transitions. [2021-11-23 01:11:23,420 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 1046 transitions. [2021-11-23 01:11:23,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:11:23,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:23,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:23,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:23,448 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:23,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:23,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 329 states and 1047 transitions. [2021-11-23 01:11:23,465 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 1047 transitions. [2021-11-23 01:11:23,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:11:23,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:23,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:23,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:23,484 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:23,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:23,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 331 states and 1051 transitions. [2021-11-23 01:11:23,499 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 1051 transitions. [2021-11-23 01:11:23,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:11:23,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:23,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:23,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:23,518 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:23,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:23,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 332 states and 1052 transitions. [2021-11-23 01:11:23,539 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 1052 transitions. [2021-11-23 01:11:23,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:11:23,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:23,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:23,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:23,559 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:23,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:23,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 334 states and 1056 transitions. [2021-11-23 01:11:23,588 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 1056 transitions. [2021-11-23 01:11:23,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:11:23,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:23,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:23,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:23,607 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:11:23,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:23,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 336 states and 1058 transitions. [2021-11-23 01:11:23,629 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 1058 transitions. [2021-11-23 01:11:23,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:11:23,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:23,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:23,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:23,672 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:23,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:23,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 346 states and 1176 transitions. [2021-11-23 01:11:23,937 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 1176 transitions. [2021-11-23 01:11:23,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:11:23,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:23,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:23,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:23,964 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:11:23,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:23,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 348 states and 1177 transitions. [2021-11-23 01:11:23,983 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 1177 transitions. [2021-11-23 01:11:23,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:11:23,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:23,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:23,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:24,001 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:11:24,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:24,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 350 states and 1181 transitions. [2021-11-23 01:11:24,022 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 1181 transitions. [2021-11-23 01:11:24,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:11:24,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:24,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:24,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:24,042 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:24,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:24,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 352 states and 1184 transitions. [2021-11-23 01:11:24,056 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 1184 transitions. [2021-11-23 01:11:24,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:11:24,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:24,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:24,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:24,075 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:24,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:24,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 353 states and 1185 transitions. [2021-11-23 01:11:24,089 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 1185 transitions. [2021-11-23 01:11:24,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:11:24,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:24,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:24,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:24,144 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:24,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:24,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 357 states and 1249 transitions. [2021-11-23 01:11:24,525 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 1249 transitions. [2021-11-23 01:11:24,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:11:24,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:24,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:24,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:24,545 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:24,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:24,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 358 states and 1253 transitions. [2021-11-23 01:11:24,566 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 1253 transitions. [2021-11-23 01:11:24,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:11:24,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:24,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:24,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:24,588 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:11:24,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:24,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 359 states and 1254 transitions. [2021-11-23 01:11:24,612 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 1254 transitions. [2021-11-23 01:11:24,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:11:24,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:24,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:24,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:24,632 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:11:24,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:24,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 371 states and 1380 transitions. [2021-11-23 01:11:24,987 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 1380 transitions. [2021-11-23 01:11:24,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:11:24,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:24,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:24,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:25,006 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:25,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:25,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 372 states and 1380 transitions. [2021-11-23 01:11:25,078 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 1380 transitions. [2021-11-23 01:11:25,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:11:25,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:25,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:25,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:25,098 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:25,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:25,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1383 states to 373 states and 1383 transitions. [2021-11-23 01:11:25,111 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 1383 transitions. [2021-11-23 01:11:25,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:11:25,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:25,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:25,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:25,130 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:11:25,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:25,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1383 states to 374 states and 1383 transitions. [2021-11-23 01:11:25,148 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 1383 transitions. [2021-11-23 01:11:25,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:11:25,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:25,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:25,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:25,191 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:25,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:25,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1385 states to 375 states and 1385 transitions. [2021-11-23 01:11:25,327 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 1385 transitions. [2021-11-23 01:11:25,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:11:25,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:25,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:25,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:25,350 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:11:25,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:25,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 378 states and 1390 transitions. [2021-11-23 01:11:25,371 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 1390 transitions. [2021-11-23 01:11:25,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:11:25,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:25,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:25,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:25,397 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:11:25,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:25,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1393 states to 380 states and 1393 transitions. [2021-11-23 01:11:25,415 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 1393 transitions. [2021-11-23 01:11:25,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:11:25,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:25,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:25,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:25,434 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:25,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:25,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 381 states and 1394 transitions. [2021-11-23 01:11:25,571 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 1394 transitions. [2021-11-23 01:11:25,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:11:25,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:25,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:25,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:25,590 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:25,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:25,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 391 states and 1475 transitions. [2021-11-23 01:11:25,778 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 1475 transitions. [2021-11-23 01:11:25,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:11:25,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:25,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:25,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:25,803 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:11:25,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:25,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1477 states to 393 states and 1477 transitions. [2021-11-23 01:11:25,817 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 1477 transitions. [2021-11-23 01:11:25,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:11:25,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:25,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:25,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:25,837 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:25,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:25,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1485 states to 398 states and 1485 transitions. [2021-11-23 01:11:25,917 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 1485 transitions. [2021-11-23 01:11:25,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:11:25,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:25,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:25,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:25,937 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:26,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:26,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 399 states and 1488 transitions. [2021-11-23 01:11:26,062 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 1488 transitions. [2021-11-23 01:11:26,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:11:26,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:26,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:26,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:26,088 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:11:26,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:26,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1491 states to 401 states and 1491 transitions. [2021-11-23 01:11:26,102 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 1491 transitions. [2021-11-23 01:11:26,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:11:26,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:26,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:26,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:26,124 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:11:26,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:26,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 413 states and 1579 transitions. [2021-11-23 01:11:26,261 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 1579 transitions. [2021-11-23 01:11:26,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:11:26,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:26,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:26,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:26,287 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:11:26,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:26,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 414 states and 1580 transitions. [2021-11-23 01:11:26,305 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 1580 transitions. [2021-11-23 01:11:26,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:11:26,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:26,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:26,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:26,364 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:27,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:27,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 428 states and 1720 transitions. [2021-11-23 01:11:27,208 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 1720 transitions. [2021-11-23 01:11:27,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:11:27,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:27,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:27,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:27,249 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:27,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:27,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1717 states to 428 states and 1717 transitions. [2021-11-23 01:11:27,325 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 1717 transitions. [2021-11-23 01:11:27,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:11:27,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:27,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:27,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:27,350 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:11:27,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:27,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1717 states to 429 states and 1717 transitions. [2021-11-23 01:11:27,364 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 1717 transitions. [2021-11-23 01:11:27,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:11:27,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:27,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:27,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:27,395 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:11:27,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:27,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1722 states to 432 states and 1722 transitions. [2021-11-23 01:11:27,416 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 1722 transitions. [2021-11-23 01:11:27,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:11:27,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:27,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:27,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:27,482 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:27,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:27,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1787 states to 438 states and 1787 transitions. [2021-11-23 01:11:27,907 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 1787 transitions. [2021-11-23 01:11:27,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:11:27,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:27,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:27,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:27,928 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:27,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:27,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1801 states to 440 states and 1801 transitions. [2021-11-23 01:11:27,977 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 1801 transitions. [2021-11-23 01:11:27,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:11:27,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:27,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:27,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:27,998 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:28,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:28,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1809 states to 445 states and 1809 transitions. [2021-11-23 01:11:28,020 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 1809 transitions. [2021-11-23 01:11:28,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:11:28,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:28,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:28,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:28,064 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:11:28,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:28,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 446 states and 1813 transitions. [2021-11-23 01:11:28,152 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 1813 transitions. [2021-11-23 01:11:28,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:11:28,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:28,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:28,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:28,173 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:28,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:28,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1827 states to 448 states and 1827 transitions. [2021-11-23 01:11:28,226 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 1827 transitions. [2021-11-23 01:11:28,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:11:28,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:28,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:28,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:28,246 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:28,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:28,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1831 states to 450 states and 1831 transitions. [2021-11-23 01:11:28,517 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 1831 transitions. [2021-11-23 01:11:28,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:11:28,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:28,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:28,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:28,563 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:11:29,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:29,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1888 states to 466 states and 1888 transitions. [2021-11-23 01:11:29,580 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 1888 transitions. [2021-11-23 01:11:29,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:11:29,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:29,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:29,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:29,609 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:11:29,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:29,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1886 states to 466 states and 1886 transitions. [2021-11-23 01:11:29,705 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 1886 transitions. [2021-11-23 01:11:29,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:11:29,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:29,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:29,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:29,726 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:29,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:29,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1900 states to 468 states and 1900 transitions. [2021-11-23 01:11:29,775 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 1900 transitions. [2021-11-23 01:11:29,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:11:29,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:29,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:29,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:29,795 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:29,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:29,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1903 states to 469 states and 1903 transitions. [2021-11-23 01:11:29,813 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 1903 transitions. [2021-11-23 01:11:29,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:11:29,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:29,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:29,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:29,839 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:30,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:30,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1906 states to 470 states and 1906 transitions. [2021-11-23 01:11:30,013 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 1906 transitions. [2021-11-23 01:11:30,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:11:30,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:30,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:30,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:30,034 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:30,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:30,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1971 states to 474 states and 1971 transitions. [2021-11-23 01:11:30,658 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 1971 transitions. [2021-11-23 01:11:30,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:11:30,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:30,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:30,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:30,681 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:30,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:30,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1986 states to 476 states and 1986 transitions. [2021-11-23 01:11:30,731 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 1986 transitions. [2021-11-23 01:11:30,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:11:30,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:30,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:30,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:30,753 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:11:30,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:30,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1987 states to 477 states and 1987 transitions. [2021-11-23 01:11:30,771 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 1987 transitions. [2021-11-23 01:11:30,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:11:30,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:30,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:30,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:30,802 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:11:30,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:30,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1990 states to 478 states and 1990 transitions. [2021-11-23 01:11:30,970 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 1990 transitions. [2021-11-23 01:11:30,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:11:30,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:30,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:31,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:31,030 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:11:31,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:31,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2056 states to 482 states and 2056 transitions. [2021-11-23 01:11:31,677 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 2056 transitions. [2021-11-23 01:11:31,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:11:31,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:31,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:31,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:31,711 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:31,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:31,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 483 states and 2058 transitions. [2021-11-23 01:11:31,740 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 2058 transitions. [2021-11-23 01:11:31,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:11:31,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:31,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:31,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:31,765 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:31,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:31,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2074 states to 485 states and 2074 transitions. [2021-11-23 01:11:31,820 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 2074 transitions. [2021-11-23 01:11:31,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:11:31,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:31,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:31,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:31,849 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:32,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:32,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2081 states to 488 states and 2081 transitions. [2021-11-23 01:11:32,152 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 2081 transitions. [2021-11-23 01:11:32,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:11:32,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:32,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:32,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:32,180 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:11:32,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:32,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2082 states to 489 states and 2082 transitions. [2021-11-23 01:11:32,200 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 2082 transitions. [2021-11-23 01:11:32,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:11:32,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:32,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:32,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:32,230 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:11:32,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:32,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2084 states to 490 states and 2084 transitions. [2021-11-23 01:11:32,254 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 2084 transitions. [2021-11-23 01:11:32,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:11:32,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:32,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:32,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:32,277 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:32,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:32,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2155 states to 494 states and 2155 transitions. [2021-11-23 01:11:32,807 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 2155 transitions. [2021-11-23 01:11:32,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:11:32,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:32,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:32,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:32,836 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:32,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:32,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2172 states to 496 states and 2172 transitions. [2021-11-23 01:11:32,892 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 2172 transitions. [2021-11-23 01:11:32,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:11:32,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:32,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:32,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:32,922 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:32,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:32,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2174 states to 498 states and 2174 transitions. [2021-11-23 01:11:32,949 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 2174 transitions. [2021-11-23 01:11:32,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:11:32,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:32,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:32,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:33,083 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:33,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:33,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2263 states to 510 states and 2263 transitions. [2021-11-23 01:11:33,713 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 2263 transitions. [2021-11-23 01:11:33,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:11:33,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:33,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:33,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:33,779 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:34,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:34,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2265 states to 511 states and 2265 transitions. [2021-11-23 01:11:34,002 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 2265 transitions. [2021-11-23 01:11:34,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:11:34,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:34,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:34,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:34,026 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:11:34,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:34,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2266 states to 512 states and 2266 transitions. [2021-11-23 01:11:34,044 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 2266 transitions. [2021-11-23 01:11:34,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:11:34,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:34,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:34,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:34,067 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:34,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:34,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2284 states to 514 states and 2284 transitions. [2021-11-23 01:11:34,128 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 2284 transitions. [2021-11-23 01:11:34,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:11:34,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:34,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:34,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:34,150 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:34,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:34,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2286 states to 516 states and 2286 transitions. [2021-11-23 01:11:34,177 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 2286 transitions. [2021-11-23 01:11:34,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:11:34,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:34,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:34,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:34,203 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:34,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:34,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2301 states to 524 states and 2301 transitions. [2021-11-23 01:11:34,552 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 2301 transitions. [2021-11-23 01:11:34,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:11:34,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:34,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:34,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:34,574 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:34,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:34,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2302 states to 525 states and 2302 transitions. [2021-11-23 01:11:34,621 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 2302 transitions. [2021-11-23 01:11:34,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:11:34,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:34,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:34,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:34,651 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:34,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:34,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2303 states to 526 states and 2303 transitions. [2021-11-23 01:11:34,673 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 2303 transitions. [2021-11-23 01:11:34,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:11:34,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:34,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:34,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:34,702 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:34,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:34,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2303 states to 527 states and 2303 transitions. [2021-11-23 01:11:34,719 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 2303 transitions. [2021-11-23 01:11:34,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:11:34,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:34,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:34,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:34,747 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:11:34,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:34,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2304 states to 528 states and 2304 transitions. [2021-11-23 01:11:34,772 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 2304 transitions. [2021-11-23 01:11:34,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:11:34,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:34,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:34,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:34,798 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:11:34,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:34,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2305 states to 529 states and 2305 transitions. [2021-11-23 01:11:34,816 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 2305 transitions. [2021-11-23 01:11:34,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:11:34,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:34,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:34,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:34,845 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:34,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:34,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2323 states to 531 states and 2323 transitions. [2021-11-23 01:11:34,941 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 2323 transitions. [2021-11-23 01:11:34,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:11:34,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:34,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:34,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:34,963 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:34,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:34,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2325 states to 533 states and 2325 transitions. [2021-11-23 01:11:34,993 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 2325 transitions. [2021-11-23 01:11:34,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:11:34,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:34,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:35,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:35,014 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:35,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:35,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2332 states to 536 states and 2332 transitions. [2021-11-23 01:11:35,391 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 2332 transitions. [2021-11-23 01:11:35,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:11:35,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:35,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:35,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:35,416 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:35,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:35,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2333 states to 538 states and 2333 transitions. [2021-11-23 01:11:35,511 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 2333 transitions. [2021-11-23 01:11:35,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:11:35,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:35,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:35,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:35,532 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:11:35,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:35,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2333 states to 539 states and 2333 transitions. [2021-11-23 01:11:35,550 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 2333 transitions. [2021-11-23 01:11:35,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:11:35,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:35,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:35,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:35,575 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:35,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:35,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2336 states to 540 states and 2336 transitions. [2021-11-23 01:11:35,598 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 2336 transitions. [2021-11-23 01:11:35,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:11:35,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:35,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:35,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:35,624 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:11:35,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:35,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2346 states to 544 states and 2346 transitions. [2021-11-23 01:11:35,976 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 2346 transitions. [2021-11-23 01:11:35,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:11:35,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:35,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:35,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:36,002 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:36,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:36,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2347 states to 546 states and 2347 transitions. [2021-11-23 01:11:36,078 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 2347 transitions. [2021-11-23 01:11:36,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:11:36,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:36,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:36,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:36,111 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:11:36,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:36,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2347 states to 547 states and 2347 transitions. [2021-11-23 01:11:36,128 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 2347 transitions. [2021-11-23 01:11:36,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:11:36,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:36,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:36,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:36,156 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:11:36,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:36,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2348 states to 548 states and 2348 transitions. [2021-11-23 01:11:36,177 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 2348 transitions. [2021-11-23 01:11:36,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:11:36,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:36,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:36,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:36,203 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:36,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:36,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2350 states to 549 states and 2350 transitions. [2021-11-23 01:11:36,332 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 2350 transitions. [2021-11-23 01:11:36,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:11:36,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:36,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:36,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:36,354 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:36,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:36,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2368 states to 551 states and 2368 transitions. [2021-11-23 01:11:36,419 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 2368 transitions. [2021-11-23 01:11:36,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:11:36,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:36,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:36,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:36,440 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:36,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:36,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2370 states to 553 states and 2370 transitions. [2021-11-23 01:11:36,508 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 2370 transitions. [2021-11-23 01:11:36,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:11:36,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:36,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:36,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:36,533 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:36,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:36,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2372 states to 555 states and 2372 transitions. [2021-11-23 01:11:36,566 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 2372 transitions. [2021-11-23 01:11:36,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:11:36,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:36,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:36,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:36,675 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:36,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:36,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2376 states to 557 states and 2376 transitions. [2021-11-23 01:11:36,900 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 2376 transitions. [2021-11-23 01:11:36,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:11:36,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:36,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:36,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:36,926 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:11:36,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:36,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2372 states to 558 states and 2372 transitions. [2021-11-23 01:11:36,951 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 2372 transitions. [2021-11-23 01:11:36,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:11:36,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:36,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:36,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:36,974 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:37,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:37,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2373 states to 559 states and 2373 transitions. [2021-11-23 01:11:37,012 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 2373 transitions. [2021-11-23 01:11:37,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:11:37,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:37,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:37,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:37,036 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:37,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:37,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2391 states to 561 states and 2391 transitions. [2021-11-23 01:11:37,096 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 2391 transitions. [2021-11-23 01:11:37,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:11:37,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:37,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:37,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:37,118 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:37,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:37,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2393 states to 563 states and 2393 transitions. [2021-11-23 01:11:37,148 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 2393 transitions. [2021-11-23 01:11:37,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:11:37,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:37,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:37,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:37,171 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:37,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:37,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2395 states to 565 states and 2395 transitions. [2021-11-23 01:11:37,202 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 2395 transitions. [2021-11-23 01:11:37,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:11:37,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:37,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:37,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:37,227 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:37,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:37,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2398 states to 567 states and 2398 transitions. [2021-11-23 01:11:37,306 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 2398 transitions. [2021-11-23 01:11:37,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:11:37,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:37,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:37,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:37,411 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:38,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:38,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2540 states to 581 states and 2540 transitions. [2021-11-23 01:11:38,282 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 2540 transitions. [2021-11-23 01:11:38,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:11:38,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:38,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:38,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:38,307 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:38,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:38,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2542 states to 582 states and 2542 transitions. [2021-11-23 01:11:38,434 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 2542 transitions. [2021-11-23 01:11:38,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:11:38,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:38,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:38,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:38,458 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:38,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:38,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2546 states to 584 states and 2546 transitions. [2021-11-23 01:11:38,550 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 2546 transitions. [2021-11-23 01:11:38,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:11:38,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:38,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:38,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:38,587 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:11:38,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:38,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2549 states to 586 states and 2549 transitions. [2021-11-23 01:11:38,656 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 2549 transitions. [2021-11-23 01:11:38,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:11:38,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:38,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:38,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:38,677 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:11:38,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:38,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 587 states and 2550 transitions. [2021-11-23 01:11:38,713 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 2550 transitions. [2021-11-23 01:11:38,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:11:38,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:38,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:38,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:38,738 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:38,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:38,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 596 states and 2565 transitions. [2021-11-23 01:11:38,862 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 2565 transitions. [2021-11-23 01:11:38,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:11:38,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:38,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:38,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:38,891 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:11:38,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:38,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2566 states to 597 states and 2566 transitions. [2021-11-23 01:11:38,908 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 2566 transitions. [2021-11-23 01:11:38,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:11:38,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:38,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:38,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:38,929 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:38,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:38,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2585 states to 599 states and 2585 transitions. [2021-11-23 01:11:38,999 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 2585 transitions. [2021-11-23 01:11:39,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:11:39,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:39,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:39,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:39,021 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:39,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:39,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2587 states to 601 states and 2587 transitions. [2021-11-23 01:11:39,052 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 2587 transitions. [2021-11-23 01:11:39,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:11:39,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:39,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:39,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:39,079 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:39,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:39,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2589 states to 603 states and 2589 transitions. [2021-11-23 01:11:39,110 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 2589 transitions. [2021-11-23 01:11:39,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:11:39,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:39,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:39,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:39,136 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:39,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:39,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2592 states to 605 states and 2592 transitions. [2021-11-23 01:11:39,214 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 2592 transitions. [2021-11-23 01:11:39,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:11:39,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:39,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:39,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:39,238 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:11:39,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:39,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2595 states to 607 states and 2595 transitions. [2021-11-23 01:11:39,305 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 2595 transitions. [2021-11-23 01:11:39,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:11:39,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:39,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:39,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:39,330 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:39,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:39,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2597 states to 608 states and 2597 transitions. [2021-11-23 01:11:39,465 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 2597 transitions. [2021-11-23 01:11:39,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:11:39,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:39,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:39,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:39,489 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:40,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:40,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2656 states to 624 states and 2656 transitions. [2021-11-23 01:11:40,379 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 2656 transitions. [2021-11-23 01:11:40,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:11:40,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:40,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:40,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:40,402 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:11:40,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:40,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2650 states to 624 states and 2650 transitions. [2021-11-23 01:11:40,426 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 2650 transitions. [2021-11-23 01:11:40,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:11:40,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:40,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:40,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:40,494 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:40,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:40,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2651 states to 626 states and 2651 transitions. [2021-11-23 01:11:40,645 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 2651 transitions. [2021-11-23 01:11:40,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:11:40,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:40,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:40,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:40,687 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:11:40,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:40,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2651 states to 627 states and 2651 transitions. [2021-11-23 01:11:40,706 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 2651 transitions. [2021-11-23 01:11:40,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:11:40,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:40,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:40,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:40,739 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:11:40,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:40,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2653 states to 628 states and 2653 transitions. [2021-11-23 01:11:40,768 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 2653 transitions. [2021-11-23 01:11:40,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:11:40,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:40,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:40,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:40,804 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:40,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:40,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2672 states to 630 states and 2672 transitions. [2021-11-23 01:11:40,865 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 2672 transitions. [2021-11-23 01:11:40,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:11:40,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:40,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:40,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:40,888 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:40,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:40,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2674 states to 632 states and 2674 transitions. [2021-11-23 01:11:40,919 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 2674 transitions. [2021-11-23 01:11:40,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:11:40,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:40,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:40,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:40,941 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:40,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:40,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2676 states to 634 states and 2676 transitions. [2021-11-23 01:11:40,972 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 2676 transitions. [2021-11-23 01:11:40,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:11:40,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:40,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:40,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:40,994 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:41,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:41,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2679 states to 636 states and 2679 transitions. [2021-11-23 01:11:41,079 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 2679 transitions. [2021-11-23 01:11:41,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:11:41,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:41,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:41,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:41,102 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:11:41,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:41,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2682 states to 638 states and 2682 transitions. [2021-11-23 01:11:41,172 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 2682 transitions. [2021-11-23 01:11:41,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:11:41,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:41,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:41,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:41,191 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:41,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:41,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2678 states to 638 states and 2678 transitions. [2021-11-23 01:11:41,301 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 2678 transitions. [2021-11-23 01:11:41,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:11:41,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:41,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:41,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:41,326 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:11:41,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:41,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2677 states to 638 states and 2677 transitions. [2021-11-23 01:11:41,433 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 2677 transitions. [2021-11-23 01:11:41,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:11:41,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:41,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:41,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:41,472 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:41,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:41,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2678 states to 640 states and 2678 transitions. [2021-11-23 01:11:41,577 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 2678 transitions. [2021-11-23 01:11:41,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:11:41,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:41,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:41,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:41,601 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:41,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:41,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2697 states to 642 states and 2697 transitions. [2021-11-23 01:11:41,671 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 2697 transitions. [2021-11-23 01:11:41,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:11:41,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:41,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:41,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:41,693 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:41,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:41,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 644 states and 2699 transitions. [2021-11-23 01:11:41,726 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 2699 transitions. [2021-11-23 01:11:41,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:11:41,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:41,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:41,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:41,747 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:41,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:41,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2701 states to 646 states and 2701 transitions. [2021-11-23 01:11:41,783 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 2701 transitions. [2021-11-23 01:11:41,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:11:41,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:41,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:41,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:41,806 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:41,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:41,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2704 states to 648 states and 2704 transitions. [2021-11-23 01:11:41,889 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 2704 transitions. [2021-11-23 01:11:41,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:11:41,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:41,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:41,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:41,911 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:11:42,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:42,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2707 states to 650 states and 2707 transitions. [2021-11-23 01:11:42,035 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 2707 transitions. [2021-11-23 01:11:42,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:11:42,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:42,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:42,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:42,062 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:42,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:42,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2703 states to 650 states and 2703 transitions. [2021-11-23 01:11:42,106 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 2703 transitions. [2021-11-23 01:11:42,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:11:42,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:42,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:42,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:42,131 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 12 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:42,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:42,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2704 states to 652 states and 2704 transitions. [2021-11-23 01:11:42,225 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 2704 transitions. [2021-11-23 01:11:42,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:11:42,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:42,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:42,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:42,269 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:11:42,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:42,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2709 states to 655 states and 2709 transitions. [2021-11-23 01:11:42,379 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 2709 transitions. [2021-11-23 01:11:42,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:11:42,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:42,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:42,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:42,413 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:42,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:42,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2813 states to 670 states and 2813 transitions. [2021-11-23 01:11:42,929 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 2813 transitions. [2021-11-23 01:11:42,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:11:42,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:42,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:42,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:42,952 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:43,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:43,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2833 states to 672 states and 2833 transitions. [2021-11-23 01:11:43,022 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 2833 transitions. [2021-11-23 01:11:43,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:11:43,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:43,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:43,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:43,053 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:43,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:43,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2835 states to 674 states and 2835 transitions. [2021-11-23 01:11:43,088 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 2835 transitions. [2021-11-23 01:11:43,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:11:43,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:43,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:43,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:43,110 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:43,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:43,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2837 states to 676 states and 2837 transitions. [2021-11-23 01:11:43,145 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 2837 transitions. [2021-11-23 01:11:43,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:11:43,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:43,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:43,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:43,169 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:43,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:43,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2840 states to 678 states and 2840 transitions. [2021-11-23 01:11:43,237 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 2840 transitions. [2021-11-23 01:11:43,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:11:43,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:43,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:43,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:43,262 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:11:43,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:43,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2843 states to 680 states and 2843 transitions. [2021-11-23 01:11:43,337 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 2843 transitions. [2021-11-23 01:11:43,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:11:43,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:43,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:43,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:43,360 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:43,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:43,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2839 states to 680 states and 2839 transitions. [2021-11-23 01:11:43,408 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 2839 transitions. [2021-11-23 01:11:43,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:11:43,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:43,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:43,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:43,430 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:11:43,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:43,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2841 states to 682 states and 2841 transitions. [2021-11-23 01:11:43,451 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 2841 transitions. [2021-11-23 01:11:43,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:11:43,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:43,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:43,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:43,477 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:11:43,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:43,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2846 states to 685 states and 2846 transitions. [2021-11-23 01:11:43,519 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 2846 transitions. [2021-11-23 01:11:43,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:11:43,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:43,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:43,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:43,553 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:11:43,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:43,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2847 states to 687 states and 2847 transitions. [2021-11-23 01:11:43,592 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 2847 transitions. [2021-11-23 01:11:43,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:11:43,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:43,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:43,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:43,660 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:43,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:43,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2867 states to 689 states and 2867 transitions. [2021-11-23 01:11:43,733 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 2867 transitions. [2021-11-23 01:11:43,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:11:43,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:43,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:43,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:43,759 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:43,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:43,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2869 states to 691 states and 2869 transitions. [2021-11-23 01:11:43,800 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 2869 transitions. [2021-11-23 01:11:43,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:11:43,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:43,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:43,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:43,825 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:43,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:43,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2871 states to 693 states and 2871 transitions. [2021-11-23 01:11:43,867 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 2871 transitions. [2021-11-23 01:11:43,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:11:43,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:43,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:43,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:43,893 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:43,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:43,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2874 states to 695 states and 2874 transitions. [2021-11-23 01:11:43,999 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 2874 transitions. [2021-11-23 01:11:44,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:11:44,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:44,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:44,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:44,030 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:11:44,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:44,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2877 states to 697 states and 2877 transitions. [2021-11-23 01:11:44,112 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 2877 transitions. [2021-11-23 01:11:44,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:11:44,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:44,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:44,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:44,136 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:44,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:44,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2873 states to 697 states and 2873 transitions. [2021-11-23 01:11:44,193 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 2873 transitions. [2021-11-23 01:11:44,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:11:44,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:44,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:44,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:44,219 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:11:44,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:44,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2876 states to 699 states and 2876 transitions. [2021-11-23 01:11:44,241 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 2876 transitions. [2021-11-23 01:11:44,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:11:44,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:44,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:44,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:44,263 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:11:44,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:44,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2876 states to 700 states and 2876 transitions. [2021-11-23 01:11:44,291 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 2876 transitions. [2021-11-23 01:11:44,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:11:44,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:44,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:44,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:44,315 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:11:44,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:44,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2878 states to 702 states and 2878 transitions. [2021-11-23 01:11:44,339 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 2878 transitions. [2021-11-23 01:11:44,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:11:44,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:44,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:44,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:44,359 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:44,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:44,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2881 states to 704 states and 2881 transitions. [2021-11-23 01:11:44,479 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 2881 transitions. [2021-11-23 01:11:44,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:11:44,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:44,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:44,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:44,509 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:11:44,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:44,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2882 states to 706 states and 2882 transitions. [2021-11-23 01:11:44,531 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 2882 transitions. [2021-11-23 01:11:44,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:11:44,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:44,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:44,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:44,554 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:44,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:44,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2902 states to 708 states and 2902 transitions. [2021-11-23 01:11:44,628 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 2902 transitions. [2021-11-23 01:11:44,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:11:44,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:44,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:44,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:44,665 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:44,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:44,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2904 states to 710 states and 2904 transitions. [2021-11-23 01:11:44,707 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 2904 transitions. [2021-11-23 01:11:44,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:11:44,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:44,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:44,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:44,730 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:44,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:44,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2906 states to 712 states and 2906 transitions. [2021-11-23 01:11:44,768 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 2906 transitions. [2021-11-23 01:11:44,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:11:44,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:44,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:44,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:44,795 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:44,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:44,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2909 states to 714 states and 2909 transitions. [2021-11-23 01:11:44,883 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 2909 transitions. [2021-11-23 01:11:44,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:11:44,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:44,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:44,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:44,910 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:11:44,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:44,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2912 states to 716 states and 2912 transitions. [2021-11-23 01:11:44,987 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 2912 transitions. [2021-11-23 01:11:44,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:11:44,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:44,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:44,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:45,008 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:45,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:45,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2908 states to 716 states and 2908 transitions. [2021-11-23 01:11:45,060 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 2908 transitions. [2021-11-23 01:11:45,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:11:45,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:45,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:45,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:45,083 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:11:45,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:45,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2911 states to 718 states and 2911 transitions. [2021-11-23 01:11:45,107 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 2911 transitions. [2021-11-23 01:11:45,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:11:45,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:45,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:45,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:45,127 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:11:45,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:45,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2911 states to 719 states and 2911 transitions. [2021-11-23 01:11:45,149 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 2911 transitions. [2021-11-23 01:11:45,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:11:45,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:45,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:45,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:45,240 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:11:45,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:45,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2911 states to 720 states and 2911 transitions. [2021-11-23 01:11:45,267 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 2911 transitions. [2021-11-23 01:11:45,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:11:45,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:45,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:45,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:45,289 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:45,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:45,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2913 states to 722 states and 2913 transitions. [2021-11-23 01:11:45,308 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 2913 transitions. [2021-11-23 01:11:45,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:11:45,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:45,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:45,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:45,343 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 01:11:45,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:45,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2914 states to 724 states and 2914 transitions. [2021-11-23 01:11:45,367 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 2914 transitions. [2021-11-23 01:11:45,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:11:45,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:45,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:45,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:45,399 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:45,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:45,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2934 states to 726 states and 2934 transitions. [2021-11-23 01:11:45,477 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 2934 transitions. [2021-11-23 01:11:45,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:11:45,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:45,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:45,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:45,505 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:45,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:45,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2936 states to 728 states and 2936 transitions. [2021-11-23 01:11:45,542 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 2936 transitions. [2021-11-23 01:11:45,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:11:45,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:45,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:45,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:45,563 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:45,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:45,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2938 states to 730 states and 2938 transitions. [2021-11-23 01:11:45,602 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 2938 transitions. [2021-11-23 01:11:45,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:11:45,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:45,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:45,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:45,623 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:45,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:45,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2941 states to 732 states and 2941 transitions. [2021-11-23 01:11:45,696 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 2941 transitions. [2021-11-23 01:11:45,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:11:45,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:45,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:45,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:45,720 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:11:45,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:45,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2944 states to 734 states and 2944 transitions. [2021-11-23 01:11:45,796 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 2944 transitions. [2021-11-23 01:11:45,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:11:45,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:45,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:45,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:45,821 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:45,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:45,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2940 states to 734 states and 2940 transitions. [2021-11-23 01:11:45,876 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 2940 transitions. [2021-11-23 01:11:45,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:11:45,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:45,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:45,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:45,896 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:45,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:45,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2943 states to 736 states and 2943 transitions. [2021-11-23 01:11:45,915 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 2943 transitions. [2021-11-23 01:11:45,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:11:45,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:45,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:45,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:45,937 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:11:45,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:45,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2943 states to 737 states and 2943 transitions. [2021-11-23 01:11:45,965 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 2943 transitions. [2021-11-23 01:11:45,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:11:45,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:45,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:45,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:45,986 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:46,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:46,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2943 states to 738 states and 2943 transitions. [2021-11-23 01:11:46,010 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 2943 transitions. [2021-11-23 01:11:46,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:11:46,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:46,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:46,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:46,037 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:11:46,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:46,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2945 states to 740 states and 2945 transitions. [2021-11-23 01:11:46,059 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 2945 transitions. [2021-11-23 01:11:46,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:11:46,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:46,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:46,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:46,090 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:46,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:46,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2965 states to 742 states and 2965 transitions. [2021-11-23 01:11:46,160 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 2965 transitions. [2021-11-23 01:11:46,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:11:46,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:46,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:46,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:46,182 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:46,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:46,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2967 states to 744 states and 2967 transitions. [2021-11-23 01:11:46,220 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 2967 transitions. [2021-11-23 01:11:46,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:11:46,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:46,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:46,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:46,245 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:46,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:46,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2969 states to 746 states and 2969 transitions. [2021-11-23 01:11:46,287 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 2969 transitions. [2021-11-23 01:11:46,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:11:46,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:46,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:46,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:46,308 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:46,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:46,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2972 states to 748 states and 2972 transitions. [2021-11-23 01:11:46,394 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 2972 transitions. [2021-11-23 01:11:46,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:11:46,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:46,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:46,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:46,417 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:11:46,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:46,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2975 states to 750 states and 2975 transitions. [2021-11-23 01:11:46,492 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 2975 transitions. [2021-11-23 01:11:46,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:11:46,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:46,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:46,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:46,513 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:46,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:46,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2971 states to 750 states and 2971 transitions. [2021-11-23 01:11:46,562 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 2971 transitions. [2021-11-23 01:11:46,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:11:46,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:46,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:46,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:46,612 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:46,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:46,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2971 states to 751 states and 2971 transitions. [2021-11-23 01:11:46,631 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 2971 transitions. [2021-11-23 01:11:46,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:11:46,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:46,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:46,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:46,663 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:11:46,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:46,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2973 states to 753 states and 2973 transitions. [2021-11-23 01:11:46,682 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 2973 transitions. [2021-11-23 01:11:46,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:11:46,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:46,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:46,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:46,704 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:46,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:46,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2993 states to 755 states and 2993 transitions. [2021-11-23 01:11:46,773 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 2993 transitions. [2021-11-23 01:11:46,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:11:46,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:46,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:46,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:46,794 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:46,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:46,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2995 states to 757 states and 2995 transitions. [2021-11-23 01:11:46,834 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 2995 transitions. [2021-11-23 01:11:46,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:11:46,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:46,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:46,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:46,855 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:46,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:46,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2997 states to 759 states and 2997 transitions. [2021-11-23 01:11:46,894 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 2997 transitions. [2021-11-23 01:11:46,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:11:46,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:46,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:46,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:46,918 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:46,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:46,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3000 states to 761 states and 3000 transitions. [2021-11-23 01:11:46,998 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 3000 transitions. [2021-11-23 01:11:46,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:11:46,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:46,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:47,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:47,018 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:11:47,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:47,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3003 states to 763 states and 3003 transitions. [2021-11-23 01:11:47,096 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 3003 transitions. [2021-11-23 01:11:47,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:11:47,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:47,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:47,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:47,121 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:47,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:47,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2999 states to 763 states and 2999 transitions. [2021-11-23 01:11:47,165 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 2999 transitions. [2021-11-23 01:11:47,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:11:47,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:47,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:47,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:47,192 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:11:47,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:47,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3002 states to 765 states and 3002 transitions. [2021-11-23 01:11:47,212 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 3002 transitions. [2021-11-23 01:11:47,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:11:47,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:47,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:47,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:47,239 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:11:47,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:47,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3002 states to 766 states and 3002 transitions. [2021-11-23 01:11:47,261 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 3002 transitions. [2021-11-23 01:11:47,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:11:47,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:47,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:47,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:47,284 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:47,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:47,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3022 states to 768 states and 3022 transitions. [2021-11-23 01:11:47,360 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 3022 transitions. [2021-11-23 01:11:47,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:11:47,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:47,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:47,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:47,381 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:47,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:47,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3024 states to 770 states and 3024 transitions. [2021-11-23 01:11:47,420 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 3024 transitions. [2021-11-23 01:11:47,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:11:47,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:47,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:47,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:47,441 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:47,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:47,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3026 states to 772 states and 3026 transitions. [2021-11-23 01:11:47,482 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 3026 transitions. [2021-11-23 01:11:47,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:11:47,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:47,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:47,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:47,504 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:47,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:47,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3029 states to 774 states and 3029 transitions. [2021-11-23 01:11:47,591 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 3029 transitions. [2021-11-23 01:11:47,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:11:47,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:47,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:47,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:47,617 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:11:47,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:47,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3032 states to 776 states and 3032 transitions. [2021-11-23 01:11:47,685 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 3032 transitions. [2021-11-23 01:11:47,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:11:47,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:47,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:47,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:47,713 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:47,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:47,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3028 states to 776 states and 3028 transitions. [2021-11-23 01:11:47,770 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 3028 transitions. [2021-11-23 01:11:47,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:11:47,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:47,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:47,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:47,797 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:11:47,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:47,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3028 states to 777 states and 3028 transitions. [2021-11-23 01:11:47,818 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 3028 transitions. [2021-11-23 01:11:47,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:11:47,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:47,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:47,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:47,839 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:47,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:47,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3048 states to 779 states and 3048 transitions. [2021-11-23 01:11:47,902 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 3048 transitions. [2021-11-23 01:11:47,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:11:47,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:47,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:47,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:47,951 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:47,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:47,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3050 states to 781 states and 3050 transitions. [2021-11-23 01:11:47,991 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 3050 transitions. [2021-11-23 01:11:47,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:11:47,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:47,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:48,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:48,012 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:48,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:48,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3052 states to 783 states and 3052 transitions. [2021-11-23 01:11:48,046 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 3052 transitions. [2021-11-23 01:11:48,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:11:48,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:48,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:48,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:48,070 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:48,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:48,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3055 states to 785 states and 3055 transitions. [2021-11-23 01:11:48,150 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 3055 transitions. [2021-11-23 01:11:48,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:11:48,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:48,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:48,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:48,174 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:11:48,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:48,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3058 states to 787 states and 3058 transitions. [2021-11-23 01:11:48,251 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 3058 transitions. [2021-11-23 01:11:48,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:11:48,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:48,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:48,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:48,275 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:48,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:48,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3054 states to 787 states and 3054 transitions. [2021-11-23 01:11:48,329 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 3054 transitions. [2021-11-23 01:11:48,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:11:48,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:48,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:48,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:48,351 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:48,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:48,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3074 states to 789 states and 3074 transitions. [2021-11-23 01:11:48,421 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 3074 transitions. [2021-11-23 01:11:48,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:11:48,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:48,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:48,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:48,444 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:48,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:48,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3076 states to 791 states and 3076 transitions. [2021-11-23 01:11:48,485 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 3076 transitions. [2021-11-23 01:11:48,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:11:48,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:48,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:48,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:48,507 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:48,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:48,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3078 states to 793 states and 3078 transitions. [2021-11-23 01:11:48,550 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 3078 transitions. [2021-11-23 01:11:48,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:11:48,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:48,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:48,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:48,570 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:48,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:48,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3081 states to 795 states and 3081 transitions. [2021-11-23 01:11:48,638 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 3081 transitions. [2021-11-23 01:11:48,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:11:48,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:48,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:48,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:48,664 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:11:48,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:48,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3084 states to 797 states and 3084 transitions. [2021-11-23 01:11:48,722 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 3084 transitions. [2021-11-23 01:11:48,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:11:48,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:48,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:48,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:48,741 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:48,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:48,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3080 states to 797 states and 3080 transitions. [2021-11-23 01:11:48,789 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 3080 transitions. [2021-11-23 01:11:48,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:11:48,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:48,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:48,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:48,810 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:48,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:48,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3100 states to 799 states and 3100 transitions. [2021-11-23 01:11:48,884 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 3100 transitions. [2021-11-23 01:11:48,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:11:48,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:48,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:48,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:48,907 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:48,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:48,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3102 states to 801 states and 3102 transitions. [2021-11-23 01:11:48,949 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 3102 transitions. [2021-11-23 01:11:48,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:11:48,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:48,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:48,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:48,971 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:49,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:49,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3104 states to 803 states and 3104 transitions. [2021-11-23 01:11:49,012 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 3104 transitions. [2021-11-23 01:11:49,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:11:49,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:49,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:49,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:49,035 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:49,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:49,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3107 states to 805 states and 3107 transitions. [2021-11-23 01:11:49,122 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 3107 transitions. [2021-11-23 01:11:49,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:11:49,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:49,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:49,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:49,145 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:11:49,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:49,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3110 states to 807 states and 3110 transitions. [2021-11-23 01:11:49,200 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 3110 transitions. [2021-11-23 01:11:49,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:11:49,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:49,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:49,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:49,218 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:49,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:49,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3106 states to 807 states and 3106 transitions. [2021-11-23 01:11:49,289 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 3106 transitions. [2021-11-23 01:11:49,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:11:49,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:49,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:49,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:49,317 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:49,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:49,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3126 states to 809 states and 3126 transitions. [2021-11-23 01:11:49,393 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 3126 transitions. [2021-11-23 01:11:49,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:11:49,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:49,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:49,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:49,419 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:49,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:49,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3128 states to 811 states and 3128 transitions. [2021-11-23 01:11:49,466 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 3128 transitions. [2021-11-23 01:11:49,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:11:49,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:49,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:49,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:49,486 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:49,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:49,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3130 states to 813 states and 3130 transitions. [2021-11-23 01:11:49,534 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 3130 transitions. [2021-11-23 01:11:49,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:11:49,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:49,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:49,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:49,557 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:49,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:49,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3133 states to 815 states and 3133 transitions. [2021-11-23 01:11:49,638 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 3133 transitions. [2021-11-23 01:11:49,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:11:49,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:49,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:49,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:49,658 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:11:49,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:49,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3136 states to 817 states and 3136 transitions. [2021-11-23 01:11:49,720 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 3136 transitions. [2021-11-23 01:11:49,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:11:49,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:49,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:49,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:49,741 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:49,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:49,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3132 states to 817 states and 3132 transitions. [2021-11-23 01:11:49,787 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 3132 transitions. [2021-11-23 01:11:49,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:11:49,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:49,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:49,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:49,811 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:49,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:49,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3152 states to 819 states and 3152 transitions. [2021-11-23 01:11:49,885 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 3152 transitions. [2021-11-23 01:11:49,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:11:49,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:49,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:49,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:49,907 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:49,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:49,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3154 states to 821 states and 3154 transitions. [2021-11-23 01:11:49,950 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 3154 transitions. [2021-11-23 01:11:49,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:11:49,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:49,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:49,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:49,972 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:50,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:50,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3156 states to 823 states and 3156 transitions. [2021-11-23 01:11:50,021 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 3156 transitions. [2021-11-23 01:11:50,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:11:50,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:50,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:50,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:50,043 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:50,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:50,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3159 states to 825 states and 3159 transitions. [2021-11-23 01:11:50,127 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 3159 transitions. [2021-11-23 01:11:50,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:11:50,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:50,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:50,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:50,151 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:11:50,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:50,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3162 states to 827 states and 3162 transitions. [2021-11-23 01:11:50,221 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 3162 transitions. [2021-11-23 01:11:50,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:11:50,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:50,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:50,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:50,244 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:50,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:50,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3158 states to 827 states and 3158 transitions. [2021-11-23 01:11:50,301 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 3158 transitions. [2021-11-23 01:11:50,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:11:50,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:50,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:50,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:50,324 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:50,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:50,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3178 states to 829 states and 3178 transitions. [2021-11-23 01:11:50,392 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 3178 transitions. [2021-11-23 01:11:50,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:11:50,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:50,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:50,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:50,415 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:50,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:50,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3180 states to 831 states and 3180 transitions. [2021-11-23 01:11:50,458 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 3180 transitions. [2021-11-23 01:11:50,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:11:50,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:50,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:50,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:50,484 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:50,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:50,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3182 states to 833 states and 3182 transitions. [2021-11-23 01:11:50,528 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 3182 transitions. [2021-11-23 01:11:50,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:11:50,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:50,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:50,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:50,551 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:50,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:50,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3185 states to 835 states and 3185 transitions. [2021-11-23 01:11:50,623 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 3185 transitions. [2021-11-23 01:11:50,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:11:50,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:50,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:50,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:50,648 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:11:50,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:50,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3188 states to 837 states and 3188 transitions. [2021-11-23 01:11:50,706 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 3188 transitions. [2021-11-23 01:11:50,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:11:50,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:50,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:50,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:50,726 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:50,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:50,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3184 states to 837 states and 3184 transitions. [2021-11-23 01:11:50,770 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 3184 transitions. [2021-11-23 01:11:50,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:11:50,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:50,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:50,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:50,793 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:50,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:50,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3204 states to 839 states and 3204 transitions. [2021-11-23 01:11:50,868 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 3204 transitions. [2021-11-23 01:11:50,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:11:50,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:50,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:50,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:50,891 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:50,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:50,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3206 states to 841 states and 3206 transitions. [2021-11-23 01:11:50,961 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 3206 transitions. [2021-11-23 01:11:50,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:11:50,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:50,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:50,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:50,983 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:51,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:51,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3208 states to 843 states and 3208 transitions. [2021-11-23 01:11:51,028 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 3208 transitions. [2021-11-23 01:11:51,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:11:51,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:51,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:51,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:51,049 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:51,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:51,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3211 states to 845 states and 3211 transitions. [2021-11-23 01:11:51,134 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 3211 transitions. [2021-11-23 01:11:51,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:11:51,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:51,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:51,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:51,158 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:11:51,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:51,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3214 states to 847 states and 3214 transitions. [2021-11-23 01:11:51,229 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 3214 transitions. [2021-11-23 01:11:51,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:11:51,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:51,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:51,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:51,250 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:51,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:51,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3210 states to 847 states and 3210 transitions. [2021-11-23 01:11:51,302 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 3210 transitions. [2021-11-23 01:11:51,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:11:51,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:51,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:51,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:51,325 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:51,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:51,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3230 states to 849 states and 3230 transitions. [2021-11-23 01:11:51,398 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 3230 transitions. [2021-11-23 01:11:51,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:11:51,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:51,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:51,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:51,421 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:51,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:51,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3232 states to 851 states and 3232 transitions. [2021-11-23 01:11:51,466 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 3232 transitions. [2021-11-23 01:11:51,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:11:51,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:51,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:51,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:51,487 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:51,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:51,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3234 states to 853 states and 3234 transitions. [2021-11-23 01:11:51,532 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 3234 transitions. [2021-11-23 01:11:51,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:11:51,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:51,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:51,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:51,554 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:51,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:51,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3237 states to 855 states and 3237 transitions. [2021-11-23 01:11:51,640 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 3237 transitions. [2021-11-23 01:11:51,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:11:51,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:51,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:51,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:51,664 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:11:51,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:51,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3240 states to 857 states and 3240 transitions. [2021-11-23 01:11:51,720 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 3240 transitions. [2021-11-23 01:11:51,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:11:51,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:51,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:51,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:51,741 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:51,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:51,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3236 states to 857 states and 3236 transitions. [2021-11-23 01:11:51,789 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 3236 transitions. [2021-11-23 01:11:51,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:11:51,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:51,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:51,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:51,807 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:51,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:51,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3256 states to 859 states and 3256 transitions. [2021-11-23 01:11:51,865 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 3256 transitions. [2021-11-23 01:11:51,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:11:51,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:51,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:51,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:51,884 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:51,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:51,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3258 states to 861 states and 3258 transitions. [2021-11-23 01:11:51,923 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 3258 transitions. [2021-11-23 01:11:51,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:11:51,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:51,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:51,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:51,946 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:51,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:51,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3260 states to 863 states and 3260 transitions. [2021-11-23 01:11:51,985 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 3260 transitions. [2021-11-23 01:11:51,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:11:51,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:51,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:51,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:52,004 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:52,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:52,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3263 states to 865 states and 3263 transitions. [2021-11-23 01:11:52,071 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 3263 transitions. [2021-11-23 01:11:52,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:11:52,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:52,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:52,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:52,092 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:11:52,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:52,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3266 states to 867 states and 3266 transitions. [2021-11-23 01:11:52,148 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 3266 transitions. [2021-11-23 01:11:52,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:11:52,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:52,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:52,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:52,165 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:52,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:52,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3262 states to 867 states and 3262 transitions. [2021-11-23 01:11:52,206 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 3262 transitions. [2021-11-23 01:11:52,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:11:52,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:52,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:52,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:52,230 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:52,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:52,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3282 states to 869 states and 3282 transitions. [2021-11-23 01:11:52,282 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 3282 transitions. [2021-11-23 01:11:52,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:11:52,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:52,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:52,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:52,305 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:52,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:52,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3284 states to 871 states and 3284 transitions. [2021-11-23 01:11:52,343 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 3284 transitions. [2021-11-23 01:11:52,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:11:52,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:52,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:52,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:52,369 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:52,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:52,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3286 states to 873 states and 3286 transitions. [2021-11-23 01:11:52,442 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 3286 transitions. [2021-11-23 01:11:52,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:11:52,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:52,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:52,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:52,464 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:52,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:52,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3289 states to 875 states and 3289 transitions. [2021-11-23 01:11:52,550 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 3289 transitions. [2021-11-23 01:11:52,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:11:52,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:52,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:52,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:52,574 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:11:52,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:52,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3292 states to 877 states and 3292 transitions. [2021-11-23 01:11:52,647 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 3292 transitions. [2021-11-23 01:11:52,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:11:52,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:52,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:52,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:52,670 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:52,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:52,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3288 states to 877 states and 3288 transitions. [2021-11-23 01:11:52,724 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 3288 transitions. [2021-11-23 01:11:52,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 01:11:52,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:52,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:52,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:52,747 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:52,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:52,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3308 states to 879 states and 3308 transitions. [2021-11-23 01:11:52,821 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 3308 transitions. [2021-11-23 01:11:52,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 01:11:52,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:52,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:52,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:52,844 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:52,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:52,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3310 states to 881 states and 3310 transitions. [2021-11-23 01:11:52,883 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 3310 transitions. [2021-11-23 01:11:52,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 01:11:52,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:52,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:52,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:52,899 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:52,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:52,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3312 states to 883 states and 3312 transitions. [2021-11-23 01:11:52,934 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 3312 transitions. [2021-11-23 01:11:52,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 01:11:52,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:52,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:52,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:52,952 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:53,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:53,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3315 states to 885 states and 3315 transitions. [2021-11-23 01:11:53,026 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 3315 transitions. [2021-11-23 01:11:53,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 01:11:53,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:53,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:53,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:53,049 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:11:53,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:53,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3318 states to 887 states and 3318 transitions. [2021-11-23 01:11:53,127 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 3318 transitions. [2021-11-23 01:11:53,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 01:11:53,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:53,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:53,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:53,150 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:53,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:53,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3314 states to 887 states and 3314 transitions. [2021-11-23 01:11:53,208 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 3314 transitions. [2021-11-23 01:11:53,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:11:53,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:53,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:53,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:53,231 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:53,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:53,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3334 states to 889 states and 3334 transitions. [2021-11-23 01:11:53,285 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 3334 transitions. [2021-11-23 01:11:53,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:11:53,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:53,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:53,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:53,301 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:53,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:53,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3336 states to 891 states and 3336 transitions. [2021-11-23 01:11:53,337 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 3336 transitions. [2021-11-23 01:11:53,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:11:53,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:53,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:53,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:53,364 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:53,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:53,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3338 states to 893 states and 3338 transitions. [2021-11-23 01:11:53,400 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 3338 transitions. [2021-11-23 01:11:53,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:11:53,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:53,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:53,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:53,417 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:53,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:53,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3341 states to 895 states and 3341 transitions. [2021-11-23 01:11:53,484 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 3341 transitions. [2021-11-23 01:11:53,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:11:53,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:53,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:53,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:53,502 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:11:53,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:53,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3344 states to 897 states and 3344 transitions. [2021-11-23 01:11:53,561 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 3344 transitions. [2021-11-23 01:11:53,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:11:53,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:53,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:53,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:53,578 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:53,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:53,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3340 states to 897 states and 3340 transitions. [2021-11-23 01:11:53,620 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 3340 transitions. [2021-11-23 01:11:53,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:11:53,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:53,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:53,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:53,640 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:53,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:53,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3360 states to 899 states and 3360 transitions. [2021-11-23 01:11:53,699 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 3360 transitions. [2021-11-23 01:11:53,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:11:53,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:53,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:53,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:53,719 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:53,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:53,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3362 states to 901 states and 3362 transitions. [2021-11-23 01:11:53,755 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 3362 transitions. [2021-11-23 01:11:53,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:11:53,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:53,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:53,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:53,772 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:53,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:53,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3364 states to 903 states and 3364 transitions. [2021-11-23 01:11:53,820 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 3364 transitions. [2021-11-23 01:11:53,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:11:53,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:53,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:53,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:53,868 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:53,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:53,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3367 states to 905 states and 3367 transitions. [2021-11-23 01:11:53,937 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 3367 transitions. [2021-11-23 01:11:53,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:11:53,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:53,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:53,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:53,959 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:11:54,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:54,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3370 states to 907 states and 3370 transitions. [2021-11-23 01:11:54,019 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 3370 transitions. [2021-11-23 01:11:54,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:11:54,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:54,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:54,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:54,035 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:54,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:54,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3366 states to 907 states and 3366 transitions. [2021-11-23 01:11:54,076 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 3366 transitions. [2021-11-23 01:11:54,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 01:11:54,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:54,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:54,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:54,102 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:54,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:54,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3386 states to 909 states and 3386 transitions. [2021-11-23 01:11:54,159 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 3386 transitions. [2021-11-23 01:11:54,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 01:11:54,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:54,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:54,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:54,180 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:54,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:54,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3388 states to 911 states and 3388 transitions. [2021-11-23 01:11:54,218 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 3388 transitions. [2021-11-23 01:11:54,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 01:11:54,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:54,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:54,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:54,248 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:54,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:54,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3390 states to 913 states and 3390 transitions. [2021-11-23 01:11:54,289 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 3390 transitions. [2021-11-23 01:11:54,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 01:11:54,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:54,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:54,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:54,307 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:54,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:54,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3393 states to 915 states and 3393 transitions. [2021-11-23 01:11:54,375 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 3393 transitions. [2021-11-23 01:11:54,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 01:11:54,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:54,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:54,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:54,402 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:11:54,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:54,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3396 states to 917 states and 3396 transitions. [2021-11-23 01:11:54,473 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 3396 transitions. [2021-11-23 01:11:54,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 01:11:54,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:54,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:54,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:54,494 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:54,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:54,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3392 states to 917 states and 3392 transitions. [2021-11-23 01:11:54,535 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 3392 transitions. [2021-11-23 01:11:54,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 01:11:54,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:54,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:54,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:54,562 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:54,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:54,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3412 states to 919 states and 3412 transitions. [2021-11-23 01:11:54,626 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 3412 transitions. [2021-11-23 01:11:54,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 01:11:54,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:54,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:54,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:54,646 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:54,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:54,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3414 states to 921 states and 3414 transitions. [2021-11-23 01:11:54,684 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 3414 transitions. [2021-11-23 01:11:54,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 01:11:54,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:54,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:54,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:54,710 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:54,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:54,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3416 states to 923 states and 3416 transitions. [2021-11-23 01:11:54,748 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 3416 transitions. [2021-11-23 01:11:54,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 01:11:54,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:54,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:54,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:54,768 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:54,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:54,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3419 states to 925 states and 3419 transitions. [2021-11-23 01:11:54,842 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 3419 transitions. [2021-11-23 01:11:54,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 01:11:54,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:54,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:54,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:54,866 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:11:54,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:54,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3422 states to 927 states and 3422 transitions. [2021-11-23 01:11:54,939 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 3422 transitions. [2021-11-23 01:11:54,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 01:11:54,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:54,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:54,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:54,962 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:55,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:55,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3418 states to 927 states and 3418 transitions. [2021-11-23 01:11:55,008 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 3418 transitions. [2021-11-23 01:11:55,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:11:55,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:55,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:55,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:55,030 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:55,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:55,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3420 states to 929 states and 3420 transitions. [2021-11-23 01:11:55,068 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 3420 transitions. [2021-11-23 01:11:55,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:11:55,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:55,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:55,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:55,092 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:55,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:55,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3422 states to 931 states and 3422 transitions. [2021-11-23 01:11:55,140 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 3422 transitions. [2021-11-23 01:11:55,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:11:55,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:55,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:55,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:55,161 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:55,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:55,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3425 states to 933 states and 3425 transitions. [2021-11-23 01:11:55,274 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 3425 transitions. [2021-11-23 01:11:55,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:11:55,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:55,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:55,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:55,307 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:11:55,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:55,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3428 states to 935 states and 3428 transitions. [2021-11-23 01:11:55,373 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 3428 transitions. [2021-11-23 01:11:55,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:11:55,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:55,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:55,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:55,400 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:55,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:55,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3424 states to 935 states and 3424 transitions. [2021-11-23 01:11:55,456 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 3424 transitions. [2021-11-23 01:11:55,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:11:55,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:55,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:55,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:55,485 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:55,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:55,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3426 states to 937 states and 3426 transitions. [2021-11-23 01:11:55,533 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 3426 transitions. [2021-11-23 01:11:55,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:11:55,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:55,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:55,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:55,554 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:55,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:55,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3428 states to 939 states and 3428 transitions. [2021-11-23 01:11:55,599 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 3428 transitions. [2021-11-23 01:11:55,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:11:55,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:55,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:55,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:55,645 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:55,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:55,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3431 states to 941 states and 3431 transitions. [2021-11-23 01:11:55,735 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 3431 transitions. [2021-11-23 01:11:55,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:11:55,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:55,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:55,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:55,764 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:11:55,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:55,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3434 states to 943 states and 3434 transitions. [2021-11-23 01:11:55,824 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 3434 transitions. [2021-11-23 01:11:55,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:11:55,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:55,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:55,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:55,848 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:55,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:55,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3430 states to 943 states and 3430 transitions. [2021-11-23 01:11:55,899 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 3430 transitions. [2021-11-23 01:11:55,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 01:11:55,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:55,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:55,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:55,916 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:55,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:55,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3432 states to 945 states and 3432 transitions. [2021-11-23 01:11:55,973 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 3432 transitions. [2021-11-23 01:11:55,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 01:11:55,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:55,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:55,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:55,998 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:56,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:56,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3434 states to 947 states and 3434 transitions. [2021-11-23 01:11:56,052 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 3434 transitions. [2021-11-23 01:11:56,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 01:11:56,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:56,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:56,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:56,077 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:56,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:56,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3437 states to 949 states and 3437 transitions. [2021-11-23 01:11:56,171 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 3437 transitions. [2021-11-23 01:11:56,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 01:11:56,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:56,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:56,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:56,199 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:11:56,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:56,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3440 states to 951 states and 3440 transitions. [2021-11-23 01:11:56,284 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 3440 transitions. [2021-11-23 01:11:56,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 01:11:56,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:56,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:56,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:56,308 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:56,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:56,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3436 states to 951 states and 3436 transitions. [2021-11-23 01:11:56,353 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 3436 transitions. [2021-11-23 01:11:56,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 01:11:56,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:56,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:56,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:56,374 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:56,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:56,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3438 states to 953 states and 3438 transitions. [2021-11-23 01:11:56,413 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 3438 transitions. [2021-11-23 01:11:56,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 01:11:56,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:56,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:56,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:56,433 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:56,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:56,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3440 states to 955 states and 3440 transitions. [2021-11-23 01:11:56,472 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 3440 transitions. [2021-11-23 01:11:56,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 01:11:56,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:56,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:56,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:56,500 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:56,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:56,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3443 states to 957 states and 3443 transitions. [2021-11-23 01:11:56,568 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 3443 transitions. [2021-11-23 01:11:56,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 01:11:56,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:56,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:56,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:56,587 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:11:56,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:56,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3446 states to 959 states and 3446 transitions. [2021-11-23 01:11:56,647 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 3446 transitions. [2021-11-23 01:11:56,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 01:11:56,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:56,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:56,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:56,664 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:56,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:56,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3442 states to 959 states and 3442 transitions. [2021-11-23 01:11:56,707 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 3442 transitions. [2021-11-23 01:11:56,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 01:11:56,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:56,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:56,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:56,735 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:56,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:56,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3444 states to 961 states and 3444 transitions. [2021-11-23 01:11:56,776 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 3444 transitions. [2021-11-23 01:11:56,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 01:11:56,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:56,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:56,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:56,793 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:56,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:56,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3446 states to 963 states and 3446 transitions. [2021-11-23 01:11:56,835 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 3446 transitions. [2021-11-23 01:11:56,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 01:11:56,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:56,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:56,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:56,872 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:56,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:56,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3449 states to 965 states and 3449 transitions. [2021-11-23 01:11:56,985 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 3449 transitions. [2021-11-23 01:11:56,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 01:11:56,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:56,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:56,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:57,004 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:11:57,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:57,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3452 states to 967 states and 3452 transitions. [2021-11-23 01:11:57,065 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 3452 transitions. [2021-11-23 01:11:57,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 01:11:57,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:57,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:57,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:57,082 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:57,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:57,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3448 states to 967 states and 3448 transitions. [2021-11-23 01:11:57,126 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 3448 transitions. [2021-11-23 01:11:57,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 01:11:57,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:57,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:57,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:57,143 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:57,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:57,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3452 states to 969 states and 3452 transitions. [2021-11-23 01:11:57,183 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 3452 transitions. [2021-11-23 01:11:57,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 01:11:57,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:57,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:57,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:57,220 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:57,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:57,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3454 states to 971 states and 3454 transitions. [2021-11-23 01:11:57,261 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 3454 transitions. [2021-11-23 01:11:57,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 01:11:57,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:57,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:57,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:57,284 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:57,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:57,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3457 states to 973 states and 3457 transitions. [2021-11-23 01:11:57,354 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 3457 transitions. [2021-11-23 01:11:57,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 01:11:57,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:57,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:57,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:57,376 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:11:57,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:57,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3460 states to 975 states and 3460 transitions. [2021-11-23 01:11:57,438 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 3460 transitions. [2021-11-23 01:11:57,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 01:11:57,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:57,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:57,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:57,461 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:57,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:57,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3456 states to 975 states and 3456 transitions. [2021-11-23 01:11:57,506 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 3456 transitions. [2021-11-23 01:11:57,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 01:11:57,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:57,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:57,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:57,527 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:57,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:57,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3450 states to 976 states and 3450 transitions. [2021-11-23 01:11:57,568 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 3450 transitions. [2021-11-23 01:11:57,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 01:11:57,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:57,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:57,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:57,594 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:57,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:57,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3452 states to 978 states and 3452 transitions. [2021-11-23 01:11:57,635 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 3452 transitions. [2021-11-23 01:11:57,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 01:11:57,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:57,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:57,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:57,658 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:57,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:57,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3455 states to 980 states and 3455 transitions. [2021-11-23 01:11:57,729 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 3455 transitions. [2021-11-23 01:11:57,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 01:11:57,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:57,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:57,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:57,749 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:11:57,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:57,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3458 states to 982 states and 3458 transitions. [2021-11-23 01:11:57,811 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 3458 transitions. [2021-11-23 01:11:57,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 01:11:57,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:57,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:57,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:57,836 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:57,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:57,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3454 states to 982 states and 3454 transitions. [2021-11-23 01:11:57,881 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 3454 transitions. [2021-11-23 01:11:57,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 01:11:57,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:57,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:57,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:57,897 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:57,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:57,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3457 states to 984 states and 3457 transitions. [2021-11-23 01:11:57,944 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 3457 transitions. [2021-11-23 01:11:57,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 01:11:57,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:57,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:57,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:57,967 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:58,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:58,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3458 states to 985 states and 3458 transitions. [2021-11-23 01:11:58,021 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 3458 transitions. [2021-11-23 01:11:58,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 01:11:58,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:58,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:58,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:58,047 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:58,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:58,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3460 states to 987 states and 3460 transitions. [2021-11-23 01:11:58,089 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 3460 transitions. [2021-11-23 01:11:58,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 01:11:58,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:58,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:58,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:58,107 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:58,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:58,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3463 states to 989 states and 3463 transitions. [2021-11-23 01:11:58,176 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 3463 transitions. [2021-11-23 01:11:58,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 01:11:58,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:58,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:58,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:58,203 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:11:58,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:58,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3466 states to 991 states and 3466 transitions. [2021-11-23 01:11:58,286 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 3466 transitions. [2021-11-23 01:11:58,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 01:11:58,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:58,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:58,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:58,321 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:58,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:58,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3462 states to 991 states and 3462 transitions. [2021-11-23 01:11:58,364 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 3462 transitions. [2021-11-23 01:11:58,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:11:58,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:58,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:58,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:58,387 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:58,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:58,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3454 states to 991 states and 3454 transitions. [2021-11-23 01:11:58,420 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 3454 transitions. [2021-11-23 01:11:58,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:11:58,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:58,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:58,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:58,442 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:58,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:58,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3458 states to 993 states and 3458 transitions. [2021-11-23 01:11:58,498 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 3458 transitions. [2021-11-23 01:11:58,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:11:58,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:58,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:58,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:58,567 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:58,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:58,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3461 states to 995 states and 3461 transitions. [2021-11-23 01:11:58,650 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 3461 transitions. [2021-11-23 01:11:58,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:11:58,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:58,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:58,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:58,680 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:11:58,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:58,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3464 states to 997 states and 3464 transitions. [2021-11-23 01:11:58,757 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 3464 transitions. [2021-11-23 01:11:58,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:11:58,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:58,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:58,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:58,783 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:58,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:58,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3460 states to 997 states and 3460 transitions. [2021-11-23 01:11:58,840 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 3460 transitions. [2021-11-23 01:11:58,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:11:58,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:58,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:58,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:58,863 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:58,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:58,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3462 states to 999 states and 3462 transitions. [2021-11-23 01:11:58,904 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 3462 transitions. [2021-11-23 01:11:58,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:11:58,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:58,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:58,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:58,928 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:58,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:58,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3466 states to 1001 states and 3466 transitions. [2021-11-23 01:11:58,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 3466 transitions. [2021-11-23 01:11:58,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:11:58,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:58,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:58,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:59,002 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:11:59,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:59,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3469 states to 1003 states and 3469 transitions. [2021-11-23 01:11:59,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 3469 transitions. [2021-11-23 01:11:59,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:11:59,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:59,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:59,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:59,109 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:59,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:59,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3465 states to 1003 states and 3465 transitions. [2021-11-23 01:11:59,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 3465 transitions. [2021-11-23 01:11:59,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 01:11:59,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:59,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:59,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:59,193 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:59,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:59,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3468 states to 1005 states and 3468 transitions. [2021-11-23 01:11:59,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 3468 transitions. [2021-11-23 01:11:59,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 01:11:59,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:59,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:59,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:59,256 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:59,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:59,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3469 states to 1006 states and 3469 transitions. [2021-11-23 01:11:59,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 3469 transitions. [2021-11-23 01:11:59,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 01:11:59,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:59,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:59,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:59,317 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:59,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:59,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3472 states to 1008 states and 3472 transitions. [2021-11-23 01:11:59,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 3472 transitions. [2021-11-23 01:11:59,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 01:11:59,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:59,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:59,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:59,366 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:11:59,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:59,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3476 states to 1010 states and 3476 transitions. [2021-11-23 01:11:59,405 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 3476 transitions. [2021-11-23 01:11:59,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 01:11:59,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:59,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:59,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:59,423 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:59,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:59,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3472 states to 1010 states and 3472 transitions. [2021-11-23 01:11:59,467 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 3472 transitions. [2021-11-23 01:11:59,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:11:59,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:59,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:59,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:59,483 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:59,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:59,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3476 states to 1012 states and 3476 transitions. [2021-11-23 01:11:59,506 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 3476 transitions. [2021-11-23 01:11:59,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:11:59,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:59,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:59,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:59,526 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:59,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:59,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3476 states to 1013 states and 3476 transitions. [2021-11-23 01:11:59,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 3476 transitions. [2021-11-23 01:11:59,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:11:59,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:59,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:59,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:59,578 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:59,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:59,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3477 states to 1014 states and 3477 transitions. [2021-11-23 01:11:59,612 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 3477 transitions. [2021-11-23 01:11:59,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:11:59,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:59,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:59,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:59,631 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:11:59,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:59,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3480 states to 1016 states and 3480 transitions. [2021-11-23 01:11:59,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 3480 transitions. [2021-11-23 01:11:59,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:11:59,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:59,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:59,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:59,671 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:59,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:59,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3476 states to 1016 states and 3476 transitions. [2021-11-23 01:11:59,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 3476 transitions. [2021-11-23 01:11:59,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:11:59,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:59,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:59,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:59,741 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:11:59,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:59,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3480 states to 1018 states and 3480 transitions. [2021-11-23 01:11:59,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 3480 transitions. [2021-11-23 01:11:59,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:11:59,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:59,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:59,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:59,783 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:59,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:59,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3481 states to 1019 states and 3481 transitions. [2021-11-23 01:11:59,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 3481 transitions. [2021-11-23 01:11:59,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:11:59,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:59,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:59,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:59,826 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:11:59,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:59,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3482 states to 1020 states and 3482 transitions. [2021-11-23 01:11:59,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 3482 transitions. [2021-11-23 01:11:59,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:11:59,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:59,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:59,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:59,874 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:11:59,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:59,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3485 states to 1022 states and 3485 transitions. [2021-11-23 01:11:59,940 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 3485 transitions. [2021-11-23 01:11:59,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:11:59,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:59,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:59,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:59,959 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:11:59,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:59,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3486 states to 1023 states and 3486 transitions. [2021-11-23 01:11:59,979 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 3486 transitions. [2021-11-23 01:11:59,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:11:59,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:59,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:59,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:00,001 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:12:00,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:00,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 1025 states and 3488 transitions. [2021-11-23 01:12:00,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 3488 transitions. [2021-11-23 01:12:00,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:12:00,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:00,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:00,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:00,081 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:12:00,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:00,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3490 states to 1027 states and 3490 transitions. [2021-11-23 01:12:00,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 3490 transitions. [2021-11-23 01:12:00,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:12:00,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:00,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:00,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:00,139 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:12:00,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:00,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3493 states to 1029 states and 3493 transitions. [2021-11-23 01:12:00,194 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 3493 transitions. [2021-11-23 01:12:00,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:12:00,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:00,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:00,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:00,218 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:12:00,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:00,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3493 states to 1030 states and 3493 transitions. [2021-11-23 01:12:00,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 3493 transitions. [2021-11-23 01:12:00,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:12:00,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:00,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:00,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:00,286 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:12:00,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:00,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3495 states to 1032 states and 3495 transitions. [2021-11-23 01:12:00,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 3495 transitions. [2021-11-23 01:12:00,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:12:00,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:00,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:00,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:00,332 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:12:00,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:00,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3498 states to 1034 states and 3498 transitions. [2021-11-23 01:12:00,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 3498 transitions. [2021-11-23 01:12:00,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:12:00,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:00,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:00,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:00,372 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:12:00,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:00,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3498 states to 1035 states and 3498 transitions. [2021-11-23 01:12:00,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 3498 transitions. [2021-11-23 01:12:00,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:12:00,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:00,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:00,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:00,424 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:12:00,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:00,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3498 states to 1036 states and 3498 transitions. [2021-11-23 01:12:00,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 3498 transitions. [2021-11-23 01:12:00,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 01:12:00,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:00,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:00,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:00,477 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:12:00,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:00,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 181 states and 255 transitions. [2021-11-23 01:12:00,496 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 255 transitions. [2021-11-23 01:12:00,496 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 01:12:00,496 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 388 iterations. [2021-11-23 01:12:00,507 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-11-23 01:12:01,228 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2021-11-23 01:12:01,242 INFO L560 CodeCheckObserver]: Invariant with dag size 22 [2021-11-23 01:12:01,249 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:12:01,249 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 01:12:01 ImpRootNode [2021-11-23 01:12:01,249 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 01:12:01,250 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 01:12:01,250 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 01:12:01,250 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 01:12:01,251 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:11:18" (3/4) ... [2021-11-23 01:12:01,254 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 01:12:01,279 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-11-23 01:12:01,279 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-23 01:12:01,280 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-23 01:12:01,280 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 01:12:01,312 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d25df-e221-45d4-8e1a-3371b28768e9/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 01:12:01,312 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 01:12:01,313 INFO L158 Benchmark]: Toolchain (without parser) took 46357.03ms. Allocated memory was 123.7MB in the beginning and 836.8MB in the end (delta: 713.0MB). Free memory was 85.6MB in the beginning and 486.7MB in the end (delta: -401.1MB). Peak memory consumption was 312.0MB. Max. memory is 16.1GB. [2021-11-23 01:12:01,314 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 123.7MB. Free memory is still 78.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:12:01,314 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1204.38ms. Allocated memory was 123.7MB in the beginning and 159.4MB in the end (delta: 35.7MB). Free memory was 85.3MB in the beginning and 87.7MB in the end (delta: -2.3MB). Peak memory consumption was 52.7MB. Max. memory is 16.1GB. [2021-11-23 01:12:01,314 INFO L158 Benchmark]: Boogie Procedure Inliner took 228.54ms. Allocated memory is still 159.4MB. Free memory was 87.7MB in the beginning and 102.4MB in the end (delta: -14.7MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2021-11-23 01:12:01,315 INFO L158 Benchmark]: Boogie Preprocessor took 156.70ms. Allocated memory is still 159.4MB. Free memory was 102.4MB in the beginning and 90.7MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 01:12:01,315 INFO L158 Benchmark]: RCFGBuilder took 1956.81ms. Allocated memory was 159.4MB in the beginning and 268.4MB in the end (delta: 109.1MB). Free memory was 90.7MB in the beginning and 162.2MB in the end (delta: -71.5MB). Peak memory consumption was 72.0MB. Max. memory is 16.1GB. [2021-11-23 01:12:01,316 INFO L158 Benchmark]: CodeCheck took 42743.37ms. Allocated memory was 268.4MB in the beginning and 836.8MB in the end (delta: 568.3MB). Free memory was 162.2MB in the beginning and 490.9MB in the end (delta: -328.7MB). Peak memory consumption was 240.6MB. Max. memory is 16.1GB. [2021-11-23 01:12:01,316 INFO L158 Benchmark]: Witness Printer took 62.02ms. Allocated memory is still 836.8MB. Free memory was 490.9MB in the beginning and 486.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 01:12:01,319 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 235 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 41.9s, OverallIterations: 388, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1090723 SdHoareTripleChecker+Valid, 1542.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 947371 mSDsluCounter, 1758982 SdHoareTripleChecker+Invalid, 1284.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1568269 mSDsCounter, 258083 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1465326 IncrementalHoareTripleChecker+Invalid, 1723409 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 258083 mSolverCounterUnsat, 190713 mSDtfsCounter, 1465326 mSolverCounterSat, 20.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 460677 GetRequests, 456900 SyntacticMatches, 3437 SemanticMatches, 340 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111227 ImplicationChecksByTransitivity, 17.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.8s SsaConstructionTime, 2.7s SatisfiabilityAnalysisTime, 6.2s InterpolantComputationTime, 20983 NumberOfCodeBlocks, 20983 NumberOfCodeBlocksAsserted, 387 NumberOfCheckSat, 20596 ConstructedInterpolants, 0 QuantifiedInterpolants, 49742 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 387 InterpolantComputations, 371 PerfectInterpolantSequences, 7083/7318 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 1256]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: q == 0 - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: (((((this_m_conn_data_listener == 0 && this_m_delta == 1) && 2 == q) && this_m_conn == 0) || (((this_m_conn_data_listener == 0 && this_m_delta == 1) && q == 4) && this_m_conn == 1)) || q == 0) || (((this_m_delta == 1 && 3 == q) && this_m_conn_data_listener == 1) && this_m_conn == 1) - InvariantResult [Line: 18]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 123.7MB. Free memory is still 78.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1204.38ms. Allocated memory was 123.7MB in the beginning and 159.4MB in the end (delta: 35.7MB). Free memory was 85.3MB in the beginning and 87.7MB in the end (delta: -2.3MB). Peak memory consumption was 52.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 228.54ms. Allocated memory is still 159.4MB. Free memory was 87.7MB in the beginning and 102.4MB in the end (delta: -14.7MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 156.70ms. Allocated memory is still 159.4MB. Free memory was 102.4MB in the beginning and 90.7MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 1956.81ms. Allocated memory was 159.4MB in the beginning and 268.4MB in the end (delta: 109.1MB). Free memory was 90.7MB in the beginning and 162.2MB in the end (delta: -71.5MB). Peak memory consumption was 72.0MB. Max. memory is 16.1GB. * CodeCheck took 42743.37ms. Allocated memory was 268.4MB in the beginning and 836.8MB in the end (delta: 568.3MB). Free memory was 162.2MB in the beginning and 490.9MB in the end (delta: -328.7MB). Peak memory consumption was 240.6MB. Max. memory is 16.1GB. * Witness Printer took 62.02ms. Allocated memory is still 836.8MB. Free memory was 490.9MB in the beginning and 486.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-23 01:12:01,385 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_378d25df-e221-45d4-8e1a-3371b28768e9/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE