./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops-crafted-1/in-de42.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_cb9dd3d9-4fae-4d49-9f27-34be0cdda46c/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb9dd3d9-4fae-4d49-9f27-34be0cdda46c/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_cb9dd3d9-4fae-4d49-9f27-34be0cdda46c/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb9dd3d9-4fae-4d49-9f27-34be0cdda46c/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/loops-crafted-1/in-de42.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb9dd3d9-4fae-4d49-9f27-34be0cdda46c/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_cb9dd3d9-4fae-4d49-9f27-34be0cdda46c/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 6b13c8359dfc3fa3ad0e51c85ccdf97c793022ae2240daea5433bdb872a277a9 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:23:40,052 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:23:40,055 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:23:40,091 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:23:40,092 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:23:40,093 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:23:40,096 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:23:40,099 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:23:40,102 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:23:40,103 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:23:40,105 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:23:40,106 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:23:40,107 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:23:40,109 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:23:40,111 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:23:40,113 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:23:40,115 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:23:40,116 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:23:40,119 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:23:40,123 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:23:40,126 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:23:40,131 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:23:40,133 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:23:40,134 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:23:40,139 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:23:40,147 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:23:40,147 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:23:40,156 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:23:40,157 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:23:40,159 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:23:40,159 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:23:40,160 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:23:40,162 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:23:40,163 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:23:40,164 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:23:40,165 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:23:40,166 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:23:40,166 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:23:40,167 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:23:40,169 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:23:40,172 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:23:40,173 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb9dd3d9-4fae-4d49-9f27-34be0cdda46c/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:23:40,234 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:23:40,234 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:23:40,235 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:23:40,239 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:23:40,241 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:23:40,241 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:23:40,241 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:23:40,241 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:23:40,249 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:23:40,249 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:23:40,251 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:23:40,251 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:23:40,251 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:23:40,252 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:23:40,252 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:23:40,252 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:23:40,252 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:23:40,253 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:23:40,253 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:23:40,253 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:23:40,253 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:23:40,254 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:23:40,254 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:23:40,255 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:23:40,255 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:23:40,255 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:23:40,256 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:23:40,256 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:23:40,256 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_cb9dd3d9-4fae-4d49-9f27-34be0cdda46c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb9dd3d9-4fae-4d49-9f27-34be0cdda46c/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b13c8359dfc3fa3ad0e51c85ccdf97c793022ae2240daea5433bdb872a277a9 [2021-11-23 00:23:40,597 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:23:40,631 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:23:40,636 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:23:40,638 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:23:40,639 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:23:40,642 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb9dd3d9-4fae-4d49-9f27-34be0cdda46c/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/loops-crafted-1/in-de42.c [2021-11-23 00:23:40,730 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb9dd3d9-4fae-4d49-9f27-34be0cdda46c/bin/ukojak-LBtLqBUTdQ/data/06194cfa6/4b4f9adefd8f49d597b5d7741a2731eb/FLAG67cd644e8 [2021-11-23 00:23:41,384 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:23:41,385 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb9dd3d9-4fae-4d49-9f27-34be0cdda46c/sv-benchmarks/c/loops-crafted-1/in-de42.c [2021-11-23 00:23:41,399 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb9dd3d9-4fae-4d49-9f27-34be0cdda46c/bin/ukojak-LBtLqBUTdQ/data/06194cfa6/4b4f9adefd8f49d597b5d7741a2731eb/FLAG67cd644e8 [2021-11-23 00:23:41,741 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb9dd3d9-4fae-4d49-9f27-34be0cdda46c/bin/ukojak-LBtLqBUTdQ/data/06194cfa6/4b4f9adefd8f49d597b5d7741a2731eb [2021-11-23 00:23:41,748 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:23:41,750 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:23:41,752 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:23:41,752 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:23:41,756 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:23:41,757 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:23:41" (1/1) ... [2021-11-23 00:23:41,758 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54b04d0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:41, skipping insertion in model container [2021-11-23 00:23:41,759 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:23:41" (1/1) ... [2021-11-23 00:23:41,767 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:23:41,783 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:23:41,979 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_cb9dd3d9-4fae-4d49-9f27-34be0cdda46c/sv-benchmarks/c/loops-crafted-1/in-de42.c[368,381] [2021-11-23 00:23:42,010 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:23:42,018 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:23:42,031 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_cb9dd3d9-4fae-4d49-9f27-34be0cdda46c/sv-benchmarks/c/loops-crafted-1/in-de42.c[368,381] [2021-11-23 00:23:42,037 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:23:42,053 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:23:42,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:42 WrapperNode [2021-11-23 00:23:42,054 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:23:42,055 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:23:42,055 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:23:42,056 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:23:42,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:42" (1/1) ... [2021-11-23 00:23:42,073 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:42" (1/1) ... [2021-11-23 00:23:42,092 INFO L137 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 65 [2021-11-23 00:23:42,092 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:23:42,093 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:23:42,093 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:23:42,093 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:23:42,101 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:42" (1/1) ... [2021-11-23 00:23:42,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:42" (1/1) ... [2021-11-23 00:23:42,103 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:42" (1/1) ... [2021-11-23 00:23:42,103 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:42" (1/1) ... [2021-11-23 00:23:42,107 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:42" (1/1) ... [2021-11-23 00:23:42,113 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:42" (1/1) ... [2021-11-23 00:23:42,114 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:42" (1/1) ... [2021-11-23 00:23:42,116 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:23:42,117 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:23:42,117 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:23:42,118 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:23:42,119 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:42" (1/1) ... [2021-11-23 00:23:42,128 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:23:42,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb9dd3d9-4fae-4d49-9f27-34be0cdda46c/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:23:42,158 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb9dd3d9-4fae-4d49-9f27-34be0cdda46c/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:23:42,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb9dd3d9-4fae-4d49-9f27-34be0cdda46c/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:23:42,215 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:23:42,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:23:42,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:23:42,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:23:42,308 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:23:42,310 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:23:42,526 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:23:42,564 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:23:42,565 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-23 00:23:42,567 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:23:42 BoogieIcfgContainer [2021-11-23 00:23:42,570 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:23:42,571 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:23:42,571 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:23:42,583 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:23:42,584 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:23:42" (1/1) ... [2021-11-23 00:23:42,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:23:42,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:42,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2021-11-23 00:23:42,675 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2021-11-23 00:23:42,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:23:42,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:42,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:42,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:43,191 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 00:23:43,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:43,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 15 states and 27 transitions. [2021-11-23 00:23:43,423 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 27 transitions. [2021-11-23 00:23:43,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:23:43,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:43,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:43,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:43,478 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:44,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:44,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 18 states and 35 transitions. [2021-11-23 00:23:44,105 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 35 transitions. [2021-11-23 00:23:44,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:23:44,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:44,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:44,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:44,203 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:45,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:45,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 21 states and 43 transitions. [2021-11-23 00:23:45,088 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 43 transitions. [2021-11-23 00:23:45,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:23:45,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:45,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:45,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:45,196 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:45,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:45,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 20 states and 37 transitions. [2021-11-23 00:23:45,603 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 37 transitions. [2021-11-23 00:23:45,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:23:45,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:45,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:45,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:45,852 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:46,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:46,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 22 states and 46 transitions. [2021-11-23 00:23:46,530 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 46 transitions. [2021-11-23 00:23:46,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:23:46,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:46,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:46,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:46,607 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 00:23:46,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:46,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 23 states and 51 transitions. [2021-11-23 00:23:46,904 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 51 transitions. [2021-11-23 00:23:46,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:23:46,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:46,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:46,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:46,999 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 00:23:47,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:47,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 26 states and 62 transitions. [2021-11-23 00:23:47,922 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 62 transitions. [2021-11-23 00:23:47,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:23:47,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:47,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:47,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:47,962 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 00:23:48,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:48,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 25 states and 58 transitions. [2021-11-23 00:23:48,315 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 58 transitions. [2021-11-23 00:23:48,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:23:48,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:48,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:48,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:48,555 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:49,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:49,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 26 states and 63 transitions. [2021-11-23 00:23:49,028 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 63 transitions. [2021-11-23 00:23:49,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:23:49,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:49,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:49,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:49,199 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:23:51,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:51,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 31 states and 83 transitions. [2021-11-23 00:23:51,363 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 83 transitions. [2021-11-23 00:23:51,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:23:51,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:51,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:51,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:51,434 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:23:52,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:52,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 32 states and 87 transitions. [2021-11-23 00:23:52,009 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 87 transitions. [2021-11-23 00:23:52,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:23:52,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:52,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:52,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:52,095 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:23:53,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:53,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 34 states and 92 transitions. [2021-11-23 00:23:53,109 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 92 transitions. [2021-11-23 00:23:53,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:23:53,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:53,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:53,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:53,146 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:23:54,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:54,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 36 states and 97 transitions. [2021-11-23 00:23:54,172 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 97 transitions. [2021-11-23 00:23:54,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:23:54,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:54,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:54,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:54,491 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 00:23:55,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:55,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 37 states and 102 transitions. [2021-11-23 00:23:55,049 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 102 transitions. [2021-11-23 00:23:55,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:23:55,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:55,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:55,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:55,092 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:23:55,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:55,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 38 states and 103 transitions. [2021-11-23 00:23:55,423 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 103 transitions. [2021-11-23 00:23:55,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:23:55,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:55,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:55,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:55,596 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:23:56,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:56,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 39 states and 106 transitions. [2021-11-23 00:23:56,191 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 106 transitions. [2021-11-23 00:23:56,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:23:56,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:56,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:56,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:57,235 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:02,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:02,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 46 states and 127 transitions. [2021-11-23 00:24:02,364 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 127 transitions. [2021-11-23 00:24:02,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:24:02,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:02,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:02,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:02,746 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:03,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:03,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 47 states and 132 transitions. [2021-11-23 00:24:03,407 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 132 transitions. [2021-11-23 00:24:03,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:24:03,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:03,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:03,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:03,449 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:24:03,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:03,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 48 states and 133 transitions. [2021-11-23 00:24:03,905 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 133 transitions. [2021-11-23 00:24:03,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:24:03,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:03,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:03,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:03,950 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:24:05,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:05,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 51 states and 140 transitions. [2021-11-23 00:24:05,581 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 140 transitions. [2021-11-23 00:24:05,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:24:05,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:05,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:05,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:05,626 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:24:06,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:06,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 52 states and 141 transitions. [2021-11-23 00:24:06,208 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 141 transitions. [2021-11-23 00:24:06,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:24:06,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:06,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:06,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:06,434 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:24:10,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:10,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 57 states and 149 transitions. [2021-11-23 00:24:10,354 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 149 transitions. [2021-11-23 00:24:10,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:24:10,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:10,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:10,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:10,392 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:24:12,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:12,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 61 states and 169 transitions. [2021-11-23 00:24:12,958 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 169 transitions. [2021-11-23 00:24:12,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:24:12,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:12,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:12,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:13,005 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:24:14,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:14,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 63 states and 177 transitions. [2021-11-23 00:24:14,494 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 177 transitions. [2021-11-23 00:24:14,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:24:14,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:14,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:14,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:14,789 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:24:15,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:15,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 64 states and 181 transitions. [2021-11-23 00:24:15,934 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 181 transitions. [2021-11-23 00:24:15,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:24:15,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:15,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:15,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:15,971 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:24:17,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:17,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 66 states and 187 transitions. [2021-11-23 00:24:17,227 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 187 transitions. [2021-11-23 00:24:17,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:24:17,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:17,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:17,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:17,271 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:24:18,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:18,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 67 states and 189 transitions. [2021-11-23 00:24:18,098 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 189 transitions. [2021-11-23 00:24:18,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:24:18,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:18,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:18,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:18,544 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:19,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:19,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 68 states and 193 transitions. [2021-11-23 00:24:19,597 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 193 transitions. [2021-11-23 00:24:19,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:24:19,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:19,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:19,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:19,635 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:24:22,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:22,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 71 states and 203 transitions. [2021-11-23 00:24:22,525 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 203 transitions. [2021-11-23 00:24:22,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:24:22,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:22,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:22,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:22,563 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:24:24,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:24,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 73 states and 207 transitions. [2021-11-23 00:24:24,182 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 207 transitions. [2021-11-23 00:24:24,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:24:24,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:24,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:24,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:25,080 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:24:27,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:27,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 75 states and 212 transitions. [2021-11-23 00:24:27,218 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 212 transitions. [2021-11-23 00:24:27,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:24:27,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:27,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:27,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:27,258 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:24:28,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:28,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 76 states and 213 transitions. [2021-11-23 00:24:28,169 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 213 transitions. [2021-11-23 00:24:28,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:24:28,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:28,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:28,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:28,396 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:24:30,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:30,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 78 states and 220 transitions. [2021-11-23 00:24:30,371 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 220 transitions. [2021-11-23 00:24:30,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:24:30,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:30,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:30,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:30,414 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:24:31,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:31,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 79 states and 221 transitions. [2021-11-23 00:24:31,261 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 221 transitions. [2021-11-23 00:24:31,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:24:31,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:31,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:31,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:31,307 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:24:32,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:32,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 80 states and 225 transitions. [2021-11-23 00:24:32,465 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 225 transitions. [2021-11-23 00:24:32,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:24:32,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:32,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:32,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:32,513 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:24:33,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:33,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 81 states and 227 transitions. [2021-11-23 00:24:33,282 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 227 transitions. [2021-11-23 00:24:33,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:24:33,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:33,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:33,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:33,953 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:35,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:35,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 82 states and 231 transitions. [2021-11-23 00:24:35,182 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 231 transitions. [2021-11-23 00:24:35,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:24:35,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:35,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:35,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:35,597 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:24:43,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:43,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 88 states and 259 transitions. [2021-11-23 00:24:43,051 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 259 transitions. [2021-11-23 00:24:43,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:24:43,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:43,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:43,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:43,367 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:24:45,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:45,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 90 states and 263 transitions. [2021-11-23 00:24:45,150 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 263 transitions. [2021-11-23 00:24:45,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:24:45,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:45,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:45,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:45,531 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:24:49,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:49,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 93 states and 269 transitions. [2021-11-23 00:24:49,052 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 269 transitions. [2021-11-23 00:24:49,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:24:49,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:49,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:49,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:49,141 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:24:50,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:50,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 94 states and 273 transitions. [2021-11-23 00:24:50,234 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 273 transitions. [2021-11-23 00:24:50,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:24:50,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:50,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:50,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:50,506 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:24:51,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:51,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 95 states and 273 transitions. [2021-11-23 00:24:51,801 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 273 transitions. [2021-11-23 00:24:51,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:24:51,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:51,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:51,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:51,892 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:24:53,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:53,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 96 states and 274 transitions. [2021-11-23 00:24:53,108 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 274 transitions. [2021-11-23 00:24:53,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:24:53,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:53,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:53,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:53,473 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:24:56,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:56,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 99 states and 280 transitions. [2021-11-23 00:24:56,315 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 280 transitions. [2021-11-23 00:24:56,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:24:56,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:56,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:56,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:56,389 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:24:58,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:58,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 87 states and 233 transitions. [2021-11-23 00:24:58,360 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 233 transitions. [2021-11-23 00:24:58,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:24:58,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:58,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:58,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:58,665 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:25:03,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:03,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 92 states and 258 transitions. [2021-11-23 00:25:03,615 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 258 transitions. [2021-11-23 00:25:03,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:25:03,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:03,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:03,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:03,661 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:25:04,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:04,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 93 states and 261 transitions. [2021-11-23 00:25:04,999 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 261 transitions. [2021-11-23 00:25:04,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:25:04,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:05,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:05,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:05,032 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:25:05,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:05,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 94 states and 263 transitions. [2021-11-23 00:25:05,985 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 263 transitions. [2021-11-23 00:25:05,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:25:05,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:05,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:05,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:06,051 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:25:08,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:08,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 96 states and 271 transitions. [2021-11-23 00:25:08,187 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 271 transitions. [2021-11-23 00:25:08,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:25:08,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:08,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:08,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:08,218 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:25:09,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:09,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 98 states and 276 transitions. [2021-11-23 00:25:09,979 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 276 transitions. [2021-11-23 00:25:09,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:25:09,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:09,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:09,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:10,348 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:25:12,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:12,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 99 states and 281 transitions. [2021-11-23 00:25:12,055 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 281 transitions. [2021-11-23 00:25:12,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:25:12,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:12,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:12,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:12,097 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:25:13,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:13,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 100 states and 282 transitions. [2021-11-23 00:25:13,596 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 282 transitions. [2021-11-23 00:25:13,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:25:13,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:13,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:13,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:13,637 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:25:16,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:16,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 102 states and 288 transitions. [2021-11-23 00:25:16,134 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 288 transitions. [2021-11-23 00:25:16,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:25:16,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:16,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:16,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:16,174 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:25:17,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:17,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 103 states and 290 transitions. [2021-11-23 00:25:17,402 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 290 transitions. [2021-11-23 00:25:17,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:25:17,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:17,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:17,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:18,136 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:19,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:19,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 104 states and 294 transitions. [2021-11-23 00:25:19,894 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 294 transitions. [2021-11-23 00:25:19,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:25:19,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:19,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:19,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:19,941 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:25:26,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:26,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 109 states and 301 transitions. [2021-11-23 00:25:26,343 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 301 transitions. [2021-11-23 00:25:26,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:25:26,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:26,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:26,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:29,501 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 00:25:38,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:38,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 113 states and 308 transitions. [2021-11-23 00:25:38,155 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 308 transitions. [2021-11-23 00:25:38,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:25:38,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:38,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:38,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:38,324 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 00:25:41,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:41,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 115 states and 310 transitions. [2021-11-23 00:25:41,972 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 310 transitions. [2021-11-23 00:25:41,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:25:41,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:41,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:41,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:42,127 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 00:25:46,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:46,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 117 states and 315 transitions. [2021-11-23 00:25:46,214 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 315 transitions. [2021-11-23 00:25:46,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:25:46,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:46,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:46,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:46,243 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:25:51,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:51,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 121 states and 329 transitions. [2021-11-23 00:25:51,815 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 329 transitions. [2021-11-23 00:25:51,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:25:51,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:51,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:51,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:51,951 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:25:53,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:53,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 122 states and 330 transitions. [2021-11-23 00:25:53,211 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 330 transitions. [2021-11-23 00:25:53,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:25:53,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:53,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:53,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:53,296 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:25:54,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:54,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 123 states and 331 transitions. [2021-11-23 00:25:54,502 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 331 transitions. [2021-11-23 00:25:54,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:25:54,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:54,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:54,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:54,532 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:25:55,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:55,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 124 states and 333 transitions. [2021-11-23 00:25:55,504 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 333 transitions. [2021-11-23 00:25:55,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:25:55,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:55,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:55,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:55,535 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:25:56,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:56,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 125 states and 333 transitions. [2021-11-23 00:25:56,426 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 333 transitions. [2021-11-23 00:25:56,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:25:56,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:56,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:56,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:56,943 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:26:00,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:00,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 127 states and 341 transitions. [2021-11-23 00:26:00,059 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 341 transitions. [2021-11-23 00:26:00,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:26:00,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:00,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:00,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:00,163 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:26:01,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:01,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 128 states and 342 transitions. [2021-11-23 00:26:01,612 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 342 transitions. [2021-11-23 00:26:01,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:26:01,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:01,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:01,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:01,654 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:26:03,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:03,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 129 states and 344 transitions. [2021-11-23 00:26:03,113 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 344 transitions. [2021-11-23 00:26:03,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:26:03,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:03,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:03,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:04,019 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:06,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:06,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 130 states and 348 transitions. [2021-11-23 00:26:06,141 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 348 transitions. [2021-11-23 00:26:06,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:26:06,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:06,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:06,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:06,182 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:26:07,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:07,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 131 states and 351 transitions. [2021-11-23 00:26:07,712 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 351 transitions. [2021-11-23 00:26:07,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:26:07,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:07,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:07,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:08,295 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:26:19,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:19,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 137 states and 360 transitions. [2021-11-23 00:26:19,313 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 360 transitions. [2021-11-23 00:26:19,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:26:19,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:19,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:19,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:19,346 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:26:21,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:21,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 139 states and 363 transitions. [2021-11-23 00:26:21,608 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 363 transitions. [2021-11-23 00:26:21,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:26:21,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:21,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:21,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:21,642 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:26:22,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:22,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 140 states and 363 transitions. [2021-11-23 00:26:22,712 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 363 transitions. [2021-11-23 00:26:22,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:26:22,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:22,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:22,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:25,253 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:26:31,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:31,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 143 states and 376 transitions. [2021-11-23 00:26:31,579 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 376 transitions. [2021-11-23 00:26:31,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:26:31,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:31,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:31,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:31,808 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:26:34,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:34,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 145 states and 379 transitions. [2021-11-23 00:26:34,195 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 379 transitions. [2021-11-23 00:26:34,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:26:34,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:34,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:34,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:34,222 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:26:36,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:36,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 147 states and 382 transitions. [2021-11-23 00:26:36,939 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 382 transitions. [2021-11-23 00:26:36,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:26:36,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:36,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:36,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:37,464 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:26:46,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:46,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 153 states and 413 transitions. [2021-11-23 00:26:46,378 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 413 transitions. [2021-11-23 00:26:46,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:26:46,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:46,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:46,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:46,409 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:26:47,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:47,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 154 states and 417 transitions. [2021-11-23 00:26:47,502 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 417 transitions. [2021-11-23 00:26:47,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:26:47,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:47,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:47,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:47,536 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:26:51,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:51,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 157 states and 427 transitions. [2021-11-23 00:26:51,931 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 427 transitions. [2021-11-23 00:26:51,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:26:51,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:51,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:51,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:51,962 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:26:54,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:54,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 159 states and 432 transitions. [2021-11-23 00:26:54,546 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 432 transitions. [2021-11-23 00:26:54,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:26:54,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:54,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:54,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:54,576 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:26:57,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:57,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 161 states and 435 transitions. [2021-11-23 00:26:57,244 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 435 transitions. [2021-11-23 00:26:57,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:26:57,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:57,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:57,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:57,756 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:27:01,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:01,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 163 states and 444 transitions. [2021-11-23 00:27:01,640 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 444 transitions. [2021-11-23 00:27:01,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:27:01,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:01,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:01,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:01,685 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:27:03,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:03,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 164 states and 444 transitions. [2021-11-23 00:27:03,523 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 444 transitions. [2021-11-23 00:27:03,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:27:03,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:03,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:03,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:03,566 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:27:05,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:05,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 165 states and 448 transitions. [2021-11-23 00:27:05,417 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 448 transitions. [2021-11-23 00:27:05,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:27:05,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:05,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:05,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:05,465 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:27:07,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:07,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 166 states and 450 transitions. [2021-11-23 00:27:07,459 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 450 transitions. [2021-11-23 00:27:07,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:27:07,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:07,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:07,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:08,599 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:11,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:11,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 167 states and 454 transitions. [2021-11-23 00:27:11,272 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 454 transitions. [2021-11-23 00:27:11,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:27:11,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:11,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:11,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:11,304 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:27:14,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:14,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 168 states and 457 transitions. [2021-11-23 00:27:14,258 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 457 transitions. [2021-11-23 00:27:14,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:27:14,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:14,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:14,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:14,529 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:27:17,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:17,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 170 states and 463 transitions. [2021-11-23 00:27:17,474 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 463 transitions. [2021-11-23 00:27:17,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:27:17,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:17,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:17,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:17,699 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:27:19,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:19,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 171 states and 464 transitions. [2021-11-23 00:27:19,575 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 464 transitions. [2021-11-23 00:27:19,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:27:19,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:19,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:19,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:19,639 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:27:22,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:22,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 173 states and 465 transitions. [2021-11-23 00:27:22,481 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 465 transitions. [2021-11-23 00:27:22,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:27:22,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:22,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:22,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:22,512 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:27:30,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:30,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 177 states and 479 transitions. [2021-11-23 00:27:30,290 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 479 transitions. [2021-11-23 00:27:30,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:27:30,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:30,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:30,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:30,327 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:27:31,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:31,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 178 states and 481 transitions. [2021-11-23 00:27:31,586 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 481 transitions. [2021-11-23 00:27:31,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:27:31,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:31,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:31,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:31,616 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:27:32,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:32,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 179 states and 481 transitions. [2021-11-23 00:27:32,965 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 481 transitions. [2021-11-23 00:27:32,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:27:32,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:32,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:32,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:33,007 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:27:34,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:34,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 180 states and 481 transitions. [2021-11-23 00:27:34,699 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 481 transitions. [2021-11-23 00:27:34,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:27:34,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:34,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:34,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:34,737 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:27:36,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:36,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 181 states and 482 transitions. [2021-11-23 00:27:36,229 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 482 transitions. [2021-11-23 00:27:36,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:27:36,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:36,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:36,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:36,786 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:27:41,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:41,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 183 states and 495 transitions. [2021-11-23 00:27:41,281 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 495 transitions. [2021-11-23 00:27:41,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:27:41,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:41,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:41,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:41,329 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:27:45,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:45,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 185 states and 499 transitions. [2021-11-23 00:27:45,391 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 499 transitions. [2021-11-23 00:27:45,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:27:45,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:45,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:45,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:46,564 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:49,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:49,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 186 states and 504 transitions. [2021-11-23 00:27:49,614 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 504 transitions. [2021-11-23 00:27:49,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:27:49,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:49,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:49,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:49,666 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:27:52,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:52,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 187 states and 505 transitions. [2021-11-23 00:27:52,064 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 505 transitions. [2021-11-23 00:27:52,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:27:52,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:52,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:52,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:53,075 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:28:09,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:09,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 194 states and 527 transitions. [2021-11-23 00:28:09,298 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 527 transitions. [2021-11-23 00:28:09,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:28:09,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:09,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:09,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:10,368 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:28:23,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:23,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 199 states and 540 transitions. [2021-11-23 00:28:23,798 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 540 transitions. [2021-11-23 00:28:23,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:28:23,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:23,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:23,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:24,785 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:28:41,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:41,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 203 states and 553 transitions. [2021-11-23 00:28:41,359 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 553 transitions. [2021-11-23 00:28:41,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:28:41,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:41,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:41,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:42,514 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:28:44,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:44,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 204 states and 554 transitions. [2021-11-23 00:28:44,475 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 554 transitions. [2021-11-23 00:28:44,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:28:44,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:44,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:44,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:45,478 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:28:47,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:47,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 205 states and 554 transitions. [2021-11-23 00:28:47,438 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 554 transitions. [2021-11-23 00:28:47,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:28:47,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:47,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:47,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:47,475 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:28:50,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:50,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 207 states and 557 transitions. [2021-11-23 00:28:50,564 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 557 transitions. [2021-11-23 00:28:50,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:28:50,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:50,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:50,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:50,600 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:28:52,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:52,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 208 states and 557 transitions. [2021-11-23 00:28:52,285 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 557 transitions. [2021-11-23 00:28:52,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:28:52,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:52,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:52,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:52,325 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:28:53,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:53,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 209 states and 557 transitions. [2021-11-23 00:28:53,909 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 557 transitions. [2021-11-23 00:28:53,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:28:53,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:53,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:53,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:53,993 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 10 proven. 20 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:28:55,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:55,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 210 states and 557 transitions. [2021-11-23 00:28:55,905 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 557 transitions. [2021-11-23 00:28:55,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:28:55,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:55,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:55,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:55,994 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 10 proven. 20 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:28:57,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:57,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 211 states and 558 transitions. [2021-11-23 00:28:57,223 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 558 transitions. [2021-11-23 00:28:57,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:28:57,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:57,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:57,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:57,897 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:29:11,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:11,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 218 states and 592 transitions. [2021-11-23 00:29:11,759 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 592 transitions. [2021-11-23 00:29:11,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:29:11,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:11,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:11,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:11,793 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:29:15,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:15,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 220 states and 596 transitions. [2021-11-23 00:29:15,501 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 596 transitions. [2021-11-23 00:29:15,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:29:15,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:15,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:15,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:15,537 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:29:17,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:17,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 221 states and 600 transitions. [2021-11-23 00:29:17,174 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 600 transitions. [2021-11-23 00:29:17,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:29:17,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:17,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:17,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:17,207 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:29:19,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:19,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 222 states and 603 transitions. [2021-11-23 00:29:19,578 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 603 transitions. [2021-11-23 00:29:19,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:29:19,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:19,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:19,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:19,614 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:29:21,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:21,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 223 states and 607 transitions. [2021-11-23 00:29:21,411 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 607 transitions. [2021-11-23 00:29:21,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:29:21,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:21,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:21,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:21,445 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:29:27,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:27,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 226 states and 618 transitions. [2021-11-23 00:29:27,845 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 618 transitions. [2021-11-23 00:29:27,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:29:27,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:27,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:27,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:27,875 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:29:31,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:31,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 228 states and 623 transitions. [2021-11-23 00:29:31,369 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 623 transitions. [2021-11-23 00:29:31,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:29:31,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:31,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:31,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:31,405 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:29:32,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:32,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 229 states and 623 transitions. [2021-11-23 00:29:32,997 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 623 transitions. [2021-11-23 00:29:32,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:29:32,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:32,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:33,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:33,037 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:29:35,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:35,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 230 states and 624 transitions. [2021-11-23 00:29:35,140 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 624 transitions. [2021-11-23 00:29:35,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:29:35,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:35,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:35,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:35,189 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:29:36,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:36,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 231 states and 624 transitions. [2021-11-23 00:29:36,864 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 624 transitions. [2021-11-23 00:29:36,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:29:36,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:36,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:36,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:37,654 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:29:43,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:43,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 233 states and 629 transitions. [2021-11-23 00:29:43,505 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 629 transitions. [2021-11-23 00:29:43,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:29:43,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:43,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:43,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:43,550 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:29:45,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:45,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 234 states and 640 transitions. [2021-11-23 00:29:45,863 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 640 transitions. [2021-11-23 00:29:45,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:29:45,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:45,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:45,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:45,913 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:29:48,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:48,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 235 states and 640 transitions. [2021-11-23 00:29:48,500 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 640 transitions. [2021-11-23 00:29:48,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:29:48,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:48,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:48,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:50,326 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:54,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:54,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 236 states and 645 transitions. [2021-11-23 00:29:54,222 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 645 transitions. [2021-11-23 00:29:54,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:29:54,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:54,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:54,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:54,277 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:29:57,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:57,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 237 states and 646 transitions. [2021-11-23 00:29:57,397 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 646 transitions. [2021-11-23 00:29:57,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:29:57,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:57,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:57,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:10,559 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:41,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:41,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 241 states and 654 transitions. [2021-11-23 00:30:41,724 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 654 transitions. [2021-11-23 00:30:41,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:30:41,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:41,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:41,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:41,798 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:07,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:07,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 247 states and 667 transitions. [2021-11-23 00:31:07,750 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 667 transitions. [2021-11-23 00:31:07,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:31:07,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:07,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:07,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:07,817 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:22,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:22,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 249 states and 671 transitions. [2021-11-23 00:31:22,335 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 671 transitions. [2021-11-23 00:31:22,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:31:22,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:22,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:22,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:28,336 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:31:40,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:40,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 252 states and 686 transitions. [2021-11-23 00:31:40,781 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 686 transitions. [2021-11-23 00:31:40,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:31:40,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:40,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:40,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:40,813 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:31:44,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:44,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 253 states and 690 transitions. [2021-11-23 00:31:44,146 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 690 transitions. [2021-11-23 00:31:44,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:31:44,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:44,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:44,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:44,173 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:31:49,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:49,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 255 states and 693 transitions. [2021-11-23 00:31:49,183 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 693 transitions. [2021-11-23 00:31:49,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:31:49,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:49,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:49,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:49,895 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:31:52,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:52,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 256 states and 693 transitions. [2021-11-23 00:31:52,023 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 693 transitions. [2021-11-23 00:31:52,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:31:52,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:52,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:52,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:52,766 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:31:59,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:59,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 259 states and 697 transitions. [2021-11-23 00:31:59,385 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 697 transitions. [2021-11-23 00:31:59,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:31:59,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:59,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:59,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:59,420 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:32:10,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:10,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 263 states and 713 transitions. [2021-11-23 00:32:10,744 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 713 transitions. [2021-11-23 00:32:10,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:32:10,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:10,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:10,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:10,785 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:32:12,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:12,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 264 states and 715 transitions. [2021-11-23 00:32:12,894 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 715 transitions. [2021-11-23 00:32:12,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:32:12,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:12,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:12,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:12,923 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:32:14,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:14,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 265 states and 715 transitions. [2021-11-23 00:32:14,734 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 715 transitions. [2021-11-23 00:32:14,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:32:14,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:14,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:14,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:14,781 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:32:17,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:17,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 266 states and 715 transitions. [2021-11-23 00:32:17,144 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 715 transitions. [2021-11-23 00:32:17,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:32:17,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:17,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:17,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:17,181 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:32:19,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:19,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 267 states and 715 transitions. [2021-11-23 00:32:19,776 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 715 transitions. [2021-11-23 00:32:19,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:32:19,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:19,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:19,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:19,822 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:32:22,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:22,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 268 states and 717 transitions. [2021-11-23 00:32:22,303 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 717 transitions. [2021-11-23 00:32:22,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:32:22,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:22,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:22,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:23,154 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:32:30,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:30,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 270 states and 722 transitions. [2021-11-23 00:32:30,008 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 722 transitions. [2021-11-23 00:32:30,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:32:30,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:30,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:30,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:30,057 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:32:32,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:32,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 271 states and 739 transitions. [2021-11-23 00:32:32,924 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 739 transitions. [2021-11-23 00:32:32,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:32:32,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:32,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:32,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:32,969 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:32:36,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:36,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 272 states and 739 transitions. [2021-11-23 00:32:36,004 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 739 transitions. [2021-11-23 00:32:36,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:32:36,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:36,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:36,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:36,217 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:32:39,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:39,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 273 states and 741 transitions. [2021-11-23 00:32:39,782 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 741 transitions. [2021-11-23 00:32:39,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:32:39,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:39,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:39,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:41,871 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:46,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:46,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 274 states and 745 transitions. [2021-11-23 00:32:46,820 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 745 transitions. [2021-11-23 00:32:46,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:32:46,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:46,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:46,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:48,146 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:33:26,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:26,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 283 states and 759 transitions. [2021-11-23 00:33:26,125 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 759 transitions. [2021-11-23 00:33:26,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:33:26,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:26,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:26,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:26,200 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 20 proven. 20 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:33:28,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:28,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 284 states and 759 transitions. [2021-11-23 00:33:28,664 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 759 transitions. [2021-11-23 00:33:28,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:33:28,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:28,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:28,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:29,477 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 10 proven. 11 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:33:35,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:35,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 286 states and 766 transitions. [2021-11-23 00:33:35,706 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 766 transitions. [2021-11-23 00:33:35,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:33:35,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:35,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:35,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:35,739 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:33:42,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:42,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 287 states and 770 transitions. [2021-11-23 00:33:42,035 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 770 transitions. [2021-11-23 00:33:42,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:33:42,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:42,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:42,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:42,118 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:33:44,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:44,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 288 states and 771 transitions. [2021-11-23 00:33:44,487 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 771 transitions. [2021-11-23 00:33:44,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:33:44,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:44,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:44,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:45,329 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 10 proven. 11 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:33:47,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:47,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 289 states and 771 transitions. [2021-11-23 00:33:47,397 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 771 transitions. [2021-11-23 00:33:47,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:33:47,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:47,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:47,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:47,433 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:33:49,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:49,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 290 states and 771 transitions. [2021-11-23 00:33:49,883 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 771 transitions. [2021-11-23 00:33:49,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:33:49,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:49,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:49,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:49,916 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:33:56,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:56,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 293 states and 774 transitions. [2021-11-23 00:33:56,265 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 774 transitions. [2021-11-23 00:33:56,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:33:56,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:56,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:56,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:56,540 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 12 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:33:58,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:58,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 294 states and 774 transitions. [2021-11-23 00:33:58,933 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 774 transitions. [2021-11-23 00:33:58,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:33:58,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:58,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:58,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:59,032 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 12 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:34:00,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:00,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 295 states and 775 transitions. [2021-11-23 00:34:00,986 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 775 transitions. [2021-11-23 00:34:00,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:34:00,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:00,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:00,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:01,936 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:34:25,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:25,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 303 states and 814 transitions. [2021-11-23 00:34:25,317 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 814 transitions. [2021-11-23 00:34:25,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:34:25,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:25,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:25,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:25,367 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:34:33,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:33,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 306 states and 821 transitions. [2021-11-23 00:34:33,712 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 821 transitions. [2021-11-23 00:34:33,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:34:33,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:33,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:33,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:33,748 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:34:41,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:41,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 309 states and 827 transitions. [2021-11-23 00:34:41,439 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 827 transitions. [2021-11-23 00:34:41,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:34:41,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:41,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:41,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:41,477 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:34:44,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:44,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 310 states and 831 transitions. [2021-11-23 00:34:44,015 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 831 transitions. [2021-11-23 00:34:44,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:34:44,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:44,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:44,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:44,047 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:34:49,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:49,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 312 states and 833 transitions. [2021-11-23 00:34:49,532 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 833 transitions. [2021-11-23 00:34:49,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:34:49,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:49,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:49,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:49,580 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:35:06,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:06,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 318 states and 852 transitions. [2021-11-23 00:35:06,652 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 852 transitions. [2021-11-23 00:35:06,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:35:06,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:06,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:06,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:06,692 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:35:12,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:12,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 320 states and 855 transitions. [2021-11-23 00:35:12,294 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 855 transitions. [2021-11-23 00:35:12,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:35:12,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:12,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:12,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:12,359 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:35:15,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:15,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 321 states and 856 transitions. [2021-11-23 00:35:15,216 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 856 transitions. [2021-11-23 00:35:15,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:35:15,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:15,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:15,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:15,272 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:35:21,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:21,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 323 states and 860 transitions. [2021-11-23 00:35:21,651 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 860 transitions. [2021-11-23 00:35:21,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:35:21,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:21,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:21,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:21,721 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:35:24,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:24,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 324 states and 861 transitions. [2021-11-23 00:35:24,608 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 861 transitions. [2021-11-23 00:35:24,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:35:24,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:24,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:24,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:24,670 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:35:28,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:28,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 325 states and 861 transitions. [2021-11-23 00:35:28,023 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 861 transitions. [2021-11-23 00:35:28,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:35:28,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:28,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:28,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:28,082 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:35:30,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:30,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 326 states and 861 transitions. [2021-11-23 00:35:30,636 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 861 transitions. [2021-11-23 00:35:30,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:35:30,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:30,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:30,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:31,855 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:35:40,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:40,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 328 states and 866 transitions. [2021-11-23 00:35:40,337 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 866 transitions. [2021-11-23 00:35:40,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:35:40,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:40,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:40,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:40,384 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:35:44,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:44,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 329 states and 880 transitions. [2021-11-23 00:35:44,306 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 880 transitions. [2021-11-23 00:35:44,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:35:44,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:44,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:44,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:44,360 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:35:48,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:48,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 330 states and 880 transitions. [2021-11-23 00:35:48,429 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 880 transitions. [2021-11-23 00:35:48,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:35:48,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:48,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:48,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:48,482 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:35:52,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:52,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 331 states and 882 transitions. [2021-11-23 00:35:52,750 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 882 transitions. [2021-11-23 00:35:52,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:35:52,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:52,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:52,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:54,965 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:00,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:00,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 332 states and 886 transitions. [2021-11-23 00:36:00,751 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 886 transitions. [2021-11-23 00:36:00,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:36:00,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:00,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:00,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:00,788 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:36:10,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:10,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 335 states and 889 transitions. [2021-11-23 00:36:10,573 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 889 transitions. [2021-11-23 00:36:10,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:36:10,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:10,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:10,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:10,605 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:36:18,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:18,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 337 states and 894 transitions. [2021-11-23 00:36:18,602 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 894 transitions. [2021-11-23 00:36:18,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:36:18,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:18,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:18,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:18,635 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked.