./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/ms2.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_9180a478-a883-4ad7-921a-ce8cf165031f/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9180a478-a883-4ad7-921a-ce8cf165031f/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_9180a478-a883-4ad7-921a-ce8cf165031f/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9180a478-a883-4ad7-921a-ce8cf165031f/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/ms2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9180a478-a883-4ad7-921a-ce8cf165031f/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_9180a478-a883-4ad7-921a-ce8cf165031f/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 125fe310e2ae1e5a109eb21d52d95bf156448ac6c5b2e6793bd0b6f80e48ce1d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:44:14,084 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:44:14,087 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:44:14,158 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:44:14,159 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:44:14,160 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:44:14,162 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:44:14,178 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:44:14,181 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:44:14,190 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:44:14,192 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:44:14,193 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:44:14,194 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:44:14,195 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:44:14,197 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:44:14,199 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:44:14,200 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:44:14,201 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:44:14,206 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:44:14,217 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:44:14,221 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:44:14,223 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:44:14,229 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:44:14,230 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:44:14,234 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:44:14,235 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:44:14,235 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:44:14,238 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:44:14,238 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:44:14,240 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:44:14,240 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:44:14,241 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:44:14,244 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:44:14,245 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:44:14,247 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:44:14,247 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:44:14,248 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:44:14,248 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:44:14,248 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:44:14,249 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:44:14,250 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:44:14,251 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9180a478-a883-4ad7-921a-ce8cf165031f/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:44:14,297 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:44:14,297 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:44:14,299 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:44:14,299 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:44:14,300 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:44:14,300 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:44:14,300 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:44:14,300 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:44:14,307 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:44:14,307 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:44:14,308 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:44:14,309 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:44:14,309 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:44:14,309 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:44:14,309 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:44:14,309 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:44:14,310 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:44:14,310 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:44:14,310 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:44:14,310 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:44:14,310 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:44:14,311 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:44:14,311 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:44:14,311 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:44:14,311 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:44:14,312 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:44:14,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:44:14,312 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:44:14,312 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_9180a478-a883-4ad7-921a-ce8cf165031f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9180a478-a883-4ad7-921a-ce8cf165031f/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 125fe310e2ae1e5a109eb21d52d95bf156448ac6c5b2e6793bd0b6f80e48ce1d [2021-11-23 01:44:14,631 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:44:14,653 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:44:14,656 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:44:14,658 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:44:14,659 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:44:14,660 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9180a478-a883-4ad7-921a-ce8cf165031f/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/array-fpi/ms2.c [2021-11-23 01:44:14,756 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9180a478-a883-4ad7-921a-ce8cf165031f/bin/ukojak-LBtLqBUTdQ/data/94ba9c32d/3c061807e41342b39381160b4785234a/FLAGfe178021e [2021-11-23 01:44:15,263 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:44:15,263 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9180a478-a883-4ad7-921a-ce8cf165031f/sv-benchmarks/c/array-fpi/ms2.c [2021-11-23 01:44:15,270 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9180a478-a883-4ad7-921a-ce8cf165031f/bin/ukojak-LBtLqBUTdQ/data/94ba9c32d/3c061807e41342b39381160b4785234a/FLAGfe178021e [2021-11-23 01:44:15,631 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9180a478-a883-4ad7-921a-ce8cf165031f/bin/ukojak-LBtLqBUTdQ/data/94ba9c32d/3c061807e41342b39381160b4785234a [2021-11-23 01:44:15,633 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:44:15,634 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:44:15,638 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:44:15,639 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:44:15,644 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:44:15,645 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:44:15" (1/1) ... [2021-11-23 01:44:15,649 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17dd76ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:15, skipping insertion in model container [2021-11-23 01:44:15,649 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:44:15" (1/1) ... [2021-11-23 01:44:15,657 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:44:15,678 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:44:15,831 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_9180a478-a883-4ad7-921a-ce8cf165031f/sv-benchmarks/c/array-fpi/ms2.c[586,599] [2021-11-23 01:44:15,871 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:44:15,891 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:44:15,912 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_9180a478-a883-4ad7-921a-ce8cf165031f/sv-benchmarks/c/array-fpi/ms2.c[586,599] [2021-11-23 01:44:15,937 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:44:15,958 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:44:15,960 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:15 WrapperNode [2021-11-23 01:44:15,960 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:44:15,962 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:44:15,962 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:44:15,964 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:44:15,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:15" (1/1) ... [2021-11-23 01:44:15,998 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:15" (1/1) ... [2021-11-23 01:44:16,030 INFO L137 Inliner]: procedures = 17, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 70 [2021-11-23 01:44:16,030 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:44:16,031 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:44:16,031 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:44:16,032 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:44:16,041 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:15" (1/1) ... [2021-11-23 01:44:16,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:15" (1/1) ... [2021-11-23 01:44:16,047 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:15" (1/1) ... [2021-11-23 01:44:16,047 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:15" (1/1) ... [2021-11-23 01:44:16,064 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:15" (1/1) ... [2021-11-23 01:44:16,070 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:15" (1/1) ... [2021-11-23 01:44:16,080 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:15" (1/1) ... [2021-11-23 01:44:16,082 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:44:16,085 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:44:16,085 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:44:16,086 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:44:16,087 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:15" (1/1) ... [2021-11-23 01:44:16,094 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:44:16,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9180a478-a883-4ad7-921a-ce8cf165031f/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:44:16,126 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9180a478-a883-4ad7-921a-ce8cf165031f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:44:16,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9180a478-a883-4ad7-921a-ce8cf165031f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:44:16,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:44:16,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:44:16,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:44:16,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:44:16,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:44:16,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:44:16,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:44:16,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:44:16,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:44:16,279 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:44:16,280 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:44:16,429 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:44:16,473 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:44:16,474 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 01:44:16,476 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:44:16 BoogieIcfgContainer [2021-11-23 01:44:16,477 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:44:16,478 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:44:16,478 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:44:16,490 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:44:16,490 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:44:16" (1/1) ... [2021-11-23 01:44:16,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:44:16,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:16,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2021-11-23 01:44:16,596 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2021-11-23 01:44:16,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 01:44:16,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:16,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:16,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:16,869 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 01:44:16,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:16,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2021-11-23 01:44:16,946 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2021-11-23 01:44:16,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 01:44:16,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:16,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:16,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:17,020 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:44:17,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:17,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2021-11-23 01:44:17,118 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2021-11-23 01:44:17,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:44:17,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:17,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:17,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:17,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:44:17,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:17,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 14 states and 22 transitions. [2021-11-23 01:44:17,367 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 22 transitions. [2021-11-23 01:44:17,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:44:17,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:17,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:17,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:17,492 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:17,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:17,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 17 states and 31 transitions. [2021-11-23 01:44:17,885 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 31 transitions. [2021-11-23 01:44:17,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:44:17,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:17,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:18,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:18,628 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:19,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:19,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 20 states and 41 transitions. [2021-11-23 01:44:19,979 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 41 transitions. [2021-11-23 01:44:19,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:44:19,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:19,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:20,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:20,171 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:20,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:20,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 23 states and 51 transitions. [2021-11-23 01:44:20,946 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 51 transitions. [2021-11-23 01:44:20,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:44:20,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:20,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:20,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:20,992 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:21,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:21,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 24 states and 53 transitions. [2021-11-23 01:44:21,220 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 53 transitions. [2021-11-23 01:44:21,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:44:21,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:21,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:21,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:22,061 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:24,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:24,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 27 states and 70 transitions. [2021-11-23 01:44:24,411 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 70 transitions. [2021-11-23 01:44:24,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:44:24,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:24,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:24,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:24,657 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:25,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:25,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 28 states and 76 transitions. [2021-11-23 01:44:25,144 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 76 transitions. [2021-11-23 01:44:25,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:44:25,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:25,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:25,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:25,392 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:26,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:26,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 31 states and 85 transitions. [2021-11-23 01:44:26,850 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 85 transitions. [2021-11-23 01:44:26,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:44:26,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:26,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:26,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:26,955 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:27,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:27,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 32 states and 86 transitions. [2021-11-23 01:44:27,434 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 86 transitions. [2021-11-23 01:44:27,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:44:27,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:27,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:27,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:28,825 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:32,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:32,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 36 states and 104 transitions. [2021-11-23 01:44:32,526 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 104 transitions. [2021-11-23 01:44:32,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:44:32,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:32,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:32,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:32,900 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:33,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:33,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 37 states and 115 transitions. [2021-11-23 01:44:33,528 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 115 transitions. [2021-11-23 01:44:33,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:44:33,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:33,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:33,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:33,986 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:34,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:34,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 38 states and 125 transitions. [2021-11-23 01:44:34,626 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 125 transitions. [2021-11-23 01:44:34,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:44:34,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:34,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:34,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:34,992 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:36,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:36,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 41 states and 132 transitions. [2021-11-23 01:44:36,478 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 132 transitions. [2021-11-23 01:44:36,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:44:36,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:36,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:36,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:36,517 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:37,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:37,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 43 states and 136 transitions. [2021-11-23 01:44:37,307 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 136 transitions. [2021-11-23 01:44:37,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:44:37,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:37,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:37,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:39,499 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:45,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:45,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 48 states and 169 transitions. [2021-11-23 01:44:45,385 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 169 transitions. [2021-11-23 01:44:45,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:44:45,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:45,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:45,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:45,896 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:47,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:47,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 50 states and 176 transitions. [2021-11-23 01:44:47,089 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 176 transitions. [2021-11-23 01:44:47,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:44:47,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:47,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:47,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:47,549 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:47,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:47,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 51 states and 177 transitions. [2021-11-23 01:44:47,919 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 177 transitions. [2021-11-23 01:44:47,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:44:47,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:47,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:47,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:48,438 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:49,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:49,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 52 states and 184 transitions. [2021-11-23 01:44:49,374 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 184 transitions. [2021-11-23 01:44:49,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:44:49,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:49,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:49,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:49,826 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:51,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:51,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 54 states and 204 transitions. [2021-11-23 01:44:51,344 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 204 transitions. [2021-11-23 01:44:51,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:44:51,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:51,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:51,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:51,809 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:52,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:52,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 55 states and 204 transitions. [2021-11-23 01:44:52,390 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 204 transitions. [2021-11-23 01:44:52,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:44:52,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:52,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:52,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:52,976 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:55,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:55,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 59 states and 213 transitions. [2021-11-23 01:44:55,590 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 213 transitions. [2021-11-23 01:44:55,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:44:55,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:55,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:55,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:55,635 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:56,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:56,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 60 states and 213 transitions. [2021-11-23 01:44:56,251 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 213 transitions. [2021-11-23 01:44:56,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:44:56,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:56,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:56,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:59,353 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 3 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:07,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:07,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 65 states and 243 transitions. [2021-11-23 01:45:07,465 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 243 transitions. [2021-11-23 01:45:07,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:45:07,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:07,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:07,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:08,080 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 3 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:10,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:10,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 67 states and 258 transitions. [2021-11-23 01:45:10,159 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 258 transitions. [2021-11-23 01:45:10,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:45:10,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:10,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:10,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:10,768 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 3 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:13,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:13,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 70 states and 267 transitions. [2021-11-23 01:45:13,051 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 267 transitions. [2021-11-23 01:45:13,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:45:13,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:13,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:13,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:13,710 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 3 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:15,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:15,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 72 states and 280 transitions. [2021-11-23 01:45:15,494 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 280 transitions. [2021-11-23 01:45:15,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:45:15,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:15,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:15,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:16,252 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 3 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:17,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:17,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 73 states and 285 transitions. [2021-11-23 01:45:17,565 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 285 transitions. [2021-11-23 01:45:17,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:45:17,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:17,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:17,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:18,252 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:21,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:21,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 77 states and 292 transitions. [2021-11-23 01:45:21,829 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 292 transitions. [2021-11-23 01:45:21,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:45:21,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:21,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:21,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:21,875 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:22,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:22,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 78 states and 299 transitions. [2021-11-23 01:45:22,655 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 299 transitions. [2021-11-23 01:45:22,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:45:22,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:22,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:22,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:22,706 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:24,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:24,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 80 states and 301 transitions. [2021-11-23 01:45:24,203 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 301 transitions. [2021-11-23 01:45:24,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:45:24,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:24,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:24,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:24,248 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:25,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:25,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 81 states and 302 transitions. [2021-11-23 01:45:25,164 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 302 transitions. [2021-11-23 01:45:25,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:45:25,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:25,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:25,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:25,214 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:26,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:26,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 82 states and 302 transitions. [2021-11-23 01:45:26,175 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 302 transitions. [2021-11-23 01:45:26,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:45:26,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:26,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:26,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:26,222 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:27,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:27,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 83 states and 302 transitions. [2021-11-23 01:45:27,267 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 302 transitions. [2021-11-23 01:45:27,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:45:27,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:27,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:27,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:27,314 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:28,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:28,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 84 states and 302 transitions. [2021-11-23 01:45:28,032 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 302 transitions. [2021-11-23 01:45:28,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:45:28,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:28,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:28,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:32,843 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 1 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:46,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:46,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 92 states and 353 transitions. [2021-11-23 01:45:46,867 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 353 transitions. [2021-11-23 01:45:46,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:45:46,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:46,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:46,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:47,555 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 1 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:50,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:50,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 95 states and 368 transitions. [2021-11-23 01:45:50,902 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 368 transitions. [2021-11-23 01:45:50,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:45:50,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:50,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:50,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:51,689 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 1 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:52,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:52,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 96 states and 373 transitions. [2021-11-23 01:45:52,772 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 373 transitions. [2021-11-23 01:45:52,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:45:52,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:52,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:52,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:53,455 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 1 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:54,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:54,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 97 states and 381 transitions. [2021-11-23 01:45:54,545 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 381 transitions. [2021-11-23 01:45:54,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:45:54,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:54,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:54,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:55,253 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 1 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:56,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:56,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 98 states and 385 transitions. [2021-11-23 01:45:56,577 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 385 transitions. [2021-11-23 01:45:56,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:45:56,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:56,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:56,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:57,253 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 1 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:58,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:58,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 99 states and 388 transitions. [2021-11-23 01:45:58,676 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 388 transitions. [2021-11-23 01:45:58,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:45:58,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:58,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:58,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:59,408 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 1 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:00,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:00,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 100 states and 390 transitions. [2021-11-23 01:46:00,030 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 390 transitions. [2021-11-23 01:46:00,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:46:00,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:00,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:00,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:00,833 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 1 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:01,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:01,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 101 states and 392 transitions. [2021-11-23 01:46:01,607 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 392 transitions. [2021-11-23 01:46:01,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:46:01,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:01,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:01,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:02,281 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 1 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:03,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:03,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 103 states and 394 transitions. [2021-11-23 01:46:03,927 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 394 transitions. [2021-11-23 01:46:03,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:46:03,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:03,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:03,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:04,618 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 1 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:05,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:05,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 104 states and 395 transitions. [2021-11-23 01:46:05,260 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 395 transitions. [2021-11-23 01:46:05,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:46:05,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:05,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:05,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:05,919 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 1 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:07,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:07,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 105 states and 404 transitions. [2021-11-23 01:46:07,356 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 404 transitions. [2021-11-23 01:46:07,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:46:07,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:07,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:07,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:08,118 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 1 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:08,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:08,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 106 states and 405 transitions. [2021-11-23 01:46:08,802 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 405 transitions. [2021-11-23 01:46:08,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:46:08,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:08,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:08,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:09,711 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 29 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:15,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:15,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 111 states and 417 transitions. [2021-11-23 01:46:15,761 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 417 transitions. [2021-11-23 01:46:15,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:46:15,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:15,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:15,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:15,811 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 29 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:16,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:16,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 112 states and 424 transitions. [2021-11-23 01:46:16,847 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 424 transitions. [2021-11-23 01:46:16,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:46:16,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:16,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:16,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:16,899 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 29 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:18,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:18,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 113 states and 424 transitions. [2021-11-23 01:46:18,109 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 424 transitions. [2021-11-23 01:46:18,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:46:18,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:18,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:18,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:18,158 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 29 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:19,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:19,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 114 states and 424 transitions. [2021-11-23 01:46:19,054 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 424 transitions. [2021-11-23 01:46:19,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:46:19,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:19,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:19,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:19,105 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 29 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:20,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:20,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 115 states and 424 transitions. [2021-11-23 01:46:20,043 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 424 transitions. [2021-11-23 01:46:20,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:46:20,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:20,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:20,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:27,444 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 3 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:47,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:47,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 122 states and 465 transitions. [2021-11-23 01:46:47,902 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 465 transitions. [2021-11-23 01:46:47,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:46:47,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:47,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:47,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:49,067 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 3 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:51,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:51,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 124 states and 470 transitions. [2021-11-23 01:46:51,190 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 470 transitions. [2021-11-23 01:46:51,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:46:51,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:51,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:51,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:52,509 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 3 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:53,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:53,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 125 states and 479 transitions. [2021-11-23 01:46:53,933 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 479 transitions. [2021-11-23 01:46:53,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:46:53,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:53,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:53,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:55,198 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 3 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:57,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:57,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 128 states and 487 transitions. [2021-11-23 01:46:57,728 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 487 transitions. [2021-11-23 01:46:57,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:46:57,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:57,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:57,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:58,973 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 3 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:02,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:02,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 130 states and 494 transitions. [2021-11-23 01:47:02,129 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 494 transitions. [2021-11-23 01:47:02,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:47:02,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:02,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:02,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:03,316 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 3 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:04,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:04,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 131 states and 499 transitions. [2021-11-23 01:47:04,797 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 499 transitions. [2021-11-23 01:47:04,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:47:04,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:04,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:04,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:05,904 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 3 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:07,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:07,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 132 states and 500 transitions. [2021-11-23 01:47:07,433 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 500 transitions. [2021-11-23 01:47:07,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:47:07,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:07,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:07,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:08,515 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 3 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:09,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:09,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 133 states and 501 transitions. [2021-11-23 01:47:09,275 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 501 transitions. [2021-11-23 01:47:09,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:47:09,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:09,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:09,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:10,322 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 3 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:11,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:11,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 134 states and 513 transitions. [2021-11-23 01:47:11,755 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 513 transitions. [2021-11-23 01:47:11,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:47:11,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:11,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:11,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:12,905 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 37 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:17,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:17,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 137 states and 520 transitions. [2021-11-23 01:47:17,746 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 520 transitions. [2021-11-23 01:47:17,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:47:17,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:17,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:17,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:17,795 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 37 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:18,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:18,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 138 states and 527 transitions. [2021-11-23 01:47:18,931 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 527 transitions. [2021-11-23 01:47:18,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:47:18,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:18,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:18,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:18,977 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 37 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:20,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:20,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 139 states and 528 transitions. [2021-11-23 01:47:20,248 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 528 transitions. [2021-11-23 01:47:20,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:47:20,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:20,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:20,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:20,306 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 37 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:21,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:21,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 140 states and 529 transitions. [2021-11-23 01:47:21,744 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 529 transitions. [2021-11-23 01:47:21,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:47:21,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:21,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:21,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:31,429 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 10 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:53,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:53,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 147 states and 575 transitions. [2021-11-23 01:47:53,636 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 575 transitions. [2021-11-23 01:47:53,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:47:53,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:53,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:53,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:54,934 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 10 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:56,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:56,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 148 states and 579 transitions. [2021-11-23 01:47:56,381 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 579 transitions. [2021-11-23 01:47:56,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:47:56,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:56,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:56,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:57,789 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 10 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:59,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:59,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 149 states and 590 transitions. [2021-11-23 01:47:59,682 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 590 transitions. [2021-11-23 01:47:59,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:47:59,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:59,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:59,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:00,917 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 10 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:02,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:02,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 150 states and 593 transitions. [2021-11-23 01:48:02,472 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 593 transitions. [2021-11-23 01:48:02,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:48:02,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:02,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:02,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:03,817 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 10 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:05,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:05,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 151 states and 595 transitions. [2021-11-23 01:48:05,391 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 595 transitions. [2021-11-23 01:48:05,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:48:05,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:05,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:05,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:06,605 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 10 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:08,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:08,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 152 states and 598 transitions. [2021-11-23 01:48:08,413 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 598 transitions. [2021-11-23 01:48:08,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:48:08,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:08,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:08,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:09,694 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 10 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:11,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:11,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 153 states and 600 transitions. [2021-11-23 01:48:11,320 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 600 transitions. [2021-11-23 01:48:11,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:48:11,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:11,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:11,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:12,780 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 10 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:14,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:14,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 154 states and 611 transitions. [2021-11-23 01:48:14,493 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 611 transitions. [2021-11-23 01:48:14,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:48:14,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:14,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:14,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:15,736 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 10 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:17,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:17,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 155 states and 623 transitions. [2021-11-23 01:48:17,431 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 623 transitions. [2021-11-23 01:48:17,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:48:17,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:17,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:17,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:18,934 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 10 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:20,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:20,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 156 states and 624 transitions. [2021-11-23 01:48:20,900 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 624 transitions. [2021-11-23 01:48:20,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:48:20,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:20,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:20,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:22,122 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 10 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:23,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:23,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 157 states and 625 transitions. [2021-11-23 01:48:23,846 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 625 transitions. [2021-11-23 01:48:23,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:48:23,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:23,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:23,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:25,245 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 10 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:28,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:28,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 159 states and 632 transitions. [2021-11-23 01:48:28,085 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 632 transitions. [2021-11-23 01:48:28,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:48:28,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:28,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:28,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:29,699 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 10 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:31,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:31,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 160 states and 632 transitions. [2021-11-23 01:48:31,597 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 632 transitions. [2021-11-23 01:48:31,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:48:31,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:31,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:31,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:32,814 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 10 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:34,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:34,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 161 states and 640 transitions. [2021-11-23 01:48:34,708 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 640 transitions. [2021-11-23 01:48:34,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:48:34,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:34,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:34,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:36,132 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 46 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:43,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:43,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 165 states and 647 transitions. [2021-11-23 01:48:43,369 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 647 transitions. [2021-11-23 01:48:43,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:48:43,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:43,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:43,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:43,419 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 46 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:44,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:44,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 166 states and 654 transitions. [2021-11-23 01:48:44,730 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 654 transitions. [2021-11-23 01:48:44,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:48:44,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:44,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:44,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:44,776 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 46 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:46,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:46,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 167 states and 655 transitions. [2021-11-23 01:48:46,246 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 655 transitions. [2021-11-23 01:48:46,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:48:46,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:46,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:46,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:46,303 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 46 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:49,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:49,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 169 states and 655 transitions. [2021-11-23 01:48:49,179 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 655 transitions. [2021-11-23 01:48:49,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:48:49,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:49,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:49,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:49,226 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 46 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:50,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:50,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 170 states and 655 transitions. [2021-11-23 01:48:50,515 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 655 transitions. [2021-11-23 01:48:50,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:48:50,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:50,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:50,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:50,559 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 46 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:51,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:51,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 171 states and 656 transitions. [2021-11-23 01:48:51,981 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 656 transitions. [2021-11-23 01:48:51,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:48:51,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:51,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:51,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:52,020 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 46 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:54,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:54,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 173 states and 656 transitions. [2021-11-23 01:48:54,679 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 656 transitions. [2021-11-23 01:48:54,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:48:54,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:54,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:54,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:54,723 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 46 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:56,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:56,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 174 states and 656 transitions. [2021-11-23 01:48:56,249 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 656 transitions. [2021-11-23 01:48:56,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:48:56,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:56,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:56,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:08,224 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 10 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:33,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:33,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 178 states and 673 transitions. [2021-11-23 01:49:33,193 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 673 transitions. [2021-11-23 01:49:33,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:49:33,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:33,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:33,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:34,679 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 10 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:36,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:36,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 180 states and 676 transitions. [2021-11-23 01:49:36,932 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 676 transitions. [2021-11-23 01:49:36,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:49:36,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:36,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:36,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:38,425 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 10 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:40,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:40,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 181 states and 688 transitions. [2021-11-23 01:49:40,268 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 688 transitions. [2021-11-23 01:49:40,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:49:40,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:40,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:40,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:41,928 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 10 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:43,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:43,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 182 states and 693 transitions. [2021-11-23 01:49:43,679 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 693 transitions. [2021-11-23 01:49:43,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:49:43,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:43,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:43,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:45,076 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 10 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:47,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:47,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 183 states and 696 transitions. [2021-11-23 01:49:47,130 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 696 transitions. [2021-11-23 01:49:47,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:49:47,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:47,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:47,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:48,470 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 10 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:50,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:50,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 184 states and 703 transitions. [2021-11-23 01:49:50,670 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 703 transitions. [2021-11-23 01:49:50,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:49:50,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:50,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:50,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:52,159 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 10 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:54,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:54,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 185 states and 705 transitions. [2021-11-23 01:49:54,173 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 705 transitions. [2021-11-23 01:49:54,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:49:54,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:54,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:54,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:55,543 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 10 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:56,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:56,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 186 states and 706 transitions. [2021-11-23 01:49:56,582 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 706 transitions. [2021-11-23 01:49:56,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:49:56,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:56,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:56,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:58,098 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 10 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:59,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:59,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 187 states and 707 transitions. [2021-11-23 01:49:59,323 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 707 transitions. [2021-11-23 01:49:59,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:59,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:59,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:59,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:00,786 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 56 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:50:07,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:07,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 190 states and 714 transitions. [2021-11-23 01:50:07,585 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 714 transitions. [2021-11-23 01:50:07,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:50:07,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:07,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:07,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:07,626 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 56 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:50:10,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:10,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 192 states and 722 transitions. [2021-11-23 01:50:10,580 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 722 transitions. [2021-11-23 01:50:10,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:50:10,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:10,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:10,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:10,627 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 56 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:50:12,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:12,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 193 states and 723 transitions. [2021-11-23 01:50:12,207 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 723 transitions. [2021-11-23 01:50:12,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:50:12,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:12,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:12,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:29,184 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 21 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:51:02,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:02,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 199 states and 751 transitions. [2021-11-23 01:51:02,855 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 751 transitions. [2021-11-23 01:51:02,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:51:02,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:02,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:02,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:04,202 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 21 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:51:05,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:05,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 200 states and 752 transitions. [2021-11-23 01:51:05,881 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 752 transitions. [2021-11-23 01:51:05,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:51:05,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:05,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:05,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:07,427 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 21 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:51:09,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:09,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 201 states and 760 transitions. [2021-11-23 01:51:09,677 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 760 transitions. [2021-11-23 01:51:09,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:51:09,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:09,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:09,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:11,054 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 21 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:51:13,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:13,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 202 states and 763 transitions. [2021-11-23 01:51:13,586 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 763 transitions. [2021-11-23 01:51:13,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:51:13,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:13,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:13,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:15,449 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 21 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:51:17,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:17,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 203 states and 768 transitions. [2021-11-23 01:51:17,749 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 768 transitions. [2021-11-23 01:51:17,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:51:17,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:17,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:17,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:19,378 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 67 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:51:28,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:28,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 207 states and 776 transitions. [2021-11-23 01:51:28,841 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 776 transitions. [2021-11-23 01:51:28,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:51:28,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:28,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:28,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:28,891 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 67 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:51:30,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:30,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 208 states and 780 transitions. [2021-11-23 01:51:30,574 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 780 transitions. [2021-11-23 01:51:30,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:51:30,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:30,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:30,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:30,627 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 67 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:51:32,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:32,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 209 states and 780 transitions. [2021-11-23 01:51:32,348 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 780 transitions. [2021-11-23 01:51:32,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:51:32,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:32,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:32,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:32,394 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 67 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:51:34,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:34,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 210 states and 780 transitions. [2021-11-23 01:51:34,046 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 780 transitions. [2021-11-23 01:51:34,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:51:34,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:34,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:34,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:52,939 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 21 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:52:23,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:23,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 215 states and 812 transitions. [2021-11-23 01:52:23,741 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 812 transitions. [2021-11-23 01:52:23,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:52:23,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:23,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:23,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:29,244 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 21 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:52:35,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:35,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 218 states and 825 transitions. [2021-11-23 01:52:35,998 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 825 transitions. [2021-11-23 01:52:35,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:52:35,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:35,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:36,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:41,538 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 21 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:52:43,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:43,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 219 states and 827 transitions. [2021-11-23 01:52:43,897 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 827 transitions. [2021-11-23 01:52:43,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:52:43,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:43,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:43,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:49,436 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 21 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:52:52,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:52,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 220 states and 829 transitions. [2021-11-23 01:52:52,116 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 829 transitions. [2021-11-23 01:52:52,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:52:52,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:52,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:52,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:57,749 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 21 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:53:02,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:02,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 222 states and 837 transitions. [2021-11-23 01:53:02,745 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 837 transitions. [2021-11-23 01:53:02,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:53:02,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:02,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:02,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:08,249 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 21 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:53:12,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:12,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 224 states and 843 transitions. [2021-11-23 01:53:12,011 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 843 transitions. [2021-11-23 01:53:12,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:53:12,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:12,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:12,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:17,748 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 21 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:53:20,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:20,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 225 states and 845 transitions. [2021-11-23 01:53:20,239 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 845 transitions. [2021-11-23 01:53:20,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:53:20,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:20,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:20,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:25,580 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 21 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:53:28,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:28,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 226 states and 849 transitions. [2021-11-23 01:53:28,168 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 849 transitions. [2021-11-23 01:53:28,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:53:28,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:28,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:28,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:33,725 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 21 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:53:35,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:35,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 227 states and 852 transitions. [2021-11-23 01:53:35,058 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 852 transitions. [2021-11-23 01:53:35,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:53:35,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:35,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:35,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:36,890 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 79 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:53:47,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:47,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 231 states and 861 transitions. [2021-11-23 01:53:47,896 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 861 transitions. [2021-11-23 01:53:47,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:53:47,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:47,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:47,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:47,949 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 79 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:53:49,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:49,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 232 states and 868 transitions. [2021-11-23 01:53:49,869 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 868 transitions. [2021-11-23 01:53:49,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:53:49,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:49,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:49,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:49,922 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 79 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:53:52,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:52,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 233 states and 870 transitions. [2021-11-23 01:53:52,208 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 870 transitions. [2021-11-23 01:53:52,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:53:52,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:52,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:52,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:52,264 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 79 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:53:54,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:54,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 234 states and 871 transitions. [2021-11-23 01:53:54,516 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 871 transitions. [2021-11-23 01:53:54,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:53:54,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:54,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:54,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:19,420 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:55:07,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:07,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 240 states and 901 transitions. [2021-11-23 01:55:07,599 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 901 transitions. [2021-11-23 01:55:07,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:55:07,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:07,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:07,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:09,495 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:55:15,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:15,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 243 states and 912 transitions. [2021-11-23 01:55:15,702 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 912 transitions. [2021-11-23 01:55:15,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:55:15,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:15,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:15,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:17,627 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:55:29,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:29,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 247 states and 949 transitions. [2021-11-23 01:55:29,204 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 949 transitions. [2021-11-23 01:55:29,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:55:29,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:29,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:29,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:30,649 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:55:33,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:33,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 248 states and 954 transitions. [2021-11-23 01:55:33,589 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 954 transitions. [2021-11-23 01:55:33,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:55:33,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:33,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:33,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:35,261 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:55:38,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:38,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 250 states and 956 transitions. [2021-11-23 01:55:38,662 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 956 transitions. [2021-11-23 01:55:38,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:55:38,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:38,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:38,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:40,247 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:55:48,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:48,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 253 states and 971 transitions. [2021-11-23 01:55:48,130 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 971 transitions. [2021-11-23 01:55:48,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:55:48,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:48,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:48,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:49,848 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:55:52,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:52,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 254 states and 974 transitions. [2021-11-23 01:55:52,841 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 974 transitions. [2021-11-23 01:55:52,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:55:52,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:52,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:52,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:54,927 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:55:57,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:57,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 255 states and 975 transitions. [2021-11-23 01:55:57,351 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 975 transitions. [2021-11-23 01:55:57,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:55:57,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:57,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:57,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:59,696 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 92 proven. 104 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:56:10,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:56:10,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 258 states and 982 transitions. [2021-11-23 01:56:10,058 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 982 transitions. [2021-11-23 01:56:10,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:56:10,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:56:10,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:10,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:56:10,119 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 92 proven. 104 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:56:14,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:56:14,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 260 states and 988 transitions. [2021-11-23 01:56:14,959 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 988 transitions. [2021-11-23 01:56:14,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:56:14,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:56:14,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:15,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat