./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/brs4.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_372ef606-1db4-46e5-aea4-81bdbf1e66f9/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372ef606-1db4-46e5-aea4-81bdbf1e66f9/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_372ef606-1db4-46e5-aea4-81bdbf1e66f9/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372ef606-1db4-46e5-aea4-81bdbf1e66f9/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/brs4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372ef606-1db4-46e5-aea4-81bdbf1e66f9/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_372ef606-1db4-46e5-aea4-81bdbf1e66f9/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 727a45fc5966747e99c4394c0114e789db4ba39dd55af3d2c235925ac8282f92 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:34:15,181 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:34:15,183 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:34:15,227 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:34:15,227 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:34:15,229 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:34:15,231 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:34:15,234 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:34:15,236 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:34:15,238 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:34:15,239 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:34:15,241 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:34:15,241 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:34:15,243 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:34:15,245 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:34:15,246 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:34:15,248 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:34:15,249 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:34:15,251 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:34:15,254 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:34:15,256 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:34:15,258 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:34:15,260 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:34:15,261 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:34:15,265 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:34:15,265 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:34:15,266 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:34:15,267 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:34:15,268 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:34:15,270 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:34:15,270 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:34:15,271 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:34:15,272 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:34:15,273 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:34:15,275 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:34:15,275 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:34:15,276 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:34:15,277 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:34:15,277 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:34:15,279 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:34:15,280 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:34:15,281 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372ef606-1db4-46e5-aea4-81bdbf1e66f9/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:34:15,304 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:34:15,308 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:34:15,310 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:34:15,311 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:34:15,312 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:34:15,313 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:34:15,313 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:34:15,313 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:34:15,314 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:34:15,314 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:34:15,315 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:34:15,315 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:34:15,316 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:34:15,316 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:34:15,316 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:34:15,316 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:34:15,317 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:34:15,317 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:34:15,317 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:34:15,318 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:34:15,318 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:34:15,318 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:34:15,319 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:34:15,319 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:34:15,319 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:34:15,319 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:34:15,320 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:34:15,320 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:34:15,320 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_372ef606-1db4-46e5-aea4-81bdbf1e66f9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372ef606-1db4-46e5-aea4-81bdbf1e66f9/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 727a45fc5966747e99c4394c0114e789db4ba39dd55af3d2c235925ac8282f92 [2021-11-23 01:34:15,634 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:34:15,660 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:34:15,662 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:34:15,664 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:34:15,665 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:34:15,667 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372ef606-1db4-46e5-aea4-81bdbf1e66f9/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/array-fpi/brs4.c [2021-11-23 01:34:15,757 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372ef606-1db4-46e5-aea4-81bdbf1e66f9/bin/ukojak-LBtLqBUTdQ/data/7c70a4f13/8a6ea404e0384fffad641737c21d02ec/FLAG33656870e [2021-11-23 01:34:16,334 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:34:16,335 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372ef606-1db4-46e5-aea4-81bdbf1e66f9/sv-benchmarks/c/array-fpi/brs4.c [2021-11-23 01:34:16,348 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372ef606-1db4-46e5-aea4-81bdbf1e66f9/bin/ukojak-LBtLqBUTdQ/data/7c70a4f13/8a6ea404e0384fffad641737c21d02ec/FLAG33656870e [2021-11-23 01:34:16,684 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372ef606-1db4-46e5-aea4-81bdbf1e66f9/bin/ukojak-LBtLqBUTdQ/data/7c70a4f13/8a6ea404e0384fffad641737c21d02ec [2021-11-23 01:34:16,687 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:34:16,689 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:34:16,691 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:34:16,691 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:34:16,695 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:34:16,696 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:34:16" (1/1) ... [2021-11-23 01:34:16,697 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@595b1dd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:16, skipping insertion in model container [2021-11-23 01:34:16,697 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:34:16" (1/1) ... [2021-11-23 01:34:16,706 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:34:16,721 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:34:16,959 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_372ef606-1db4-46e5-aea4-81bdbf1e66f9/sv-benchmarks/c/array-fpi/brs4.c[587,600] [2021-11-23 01:34:16,997 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:34:17,008 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:34:17,028 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_372ef606-1db4-46e5-aea4-81bdbf1e66f9/sv-benchmarks/c/array-fpi/brs4.c[587,600] [2021-11-23 01:34:17,054 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:34:17,073 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:34:17,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:17 WrapperNode [2021-11-23 01:34:17,077 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:34:17,078 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:34:17,079 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:34:17,082 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:34:17,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:17" (1/1) ... [2021-11-23 01:34:17,114 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:17" (1/1) ... [2021-11-23 01:34:17,136 INFO L137 Inliner]: procedures = 17, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 73 [2021-11-23 01:34:17,136 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:34:17,137 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:34:17,138 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:34:17,138 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:34:17,147 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:17" (1/1) ... [2021-11-23 01:34:17,147 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:17" (1/1) ... [2021-11-23 01:34:17,150 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:17" (1/1) ... [2021-11-23 01:34:17,150 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:17" (1/1) ... [2021-11-23 01:34:17,156 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:17" (1/1) ... [2021-11-23 01:34:17,160 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:17" (1/1) ... [2021-11-23 01:34:17,162 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:17" (1/1) ... [2021-11-23 01:34:17,164 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:34:17,165 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:34:17,166 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:34:17,166 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:34:17,167 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:17" (1/1) ... [2021-11-23 01:34:17,175 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:34:17,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372ef606-1db4-46e5-aea4-81bdbf1e66f9/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:34:17,201 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372ef606-1db4-46e5-aea4-81bdbf1e66f9/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:34:17,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372ef606-1db4-46e5-aea4-81bdbf1e66f9/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:34:17,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:34:17,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:34:17,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:34:17,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:34:17,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:34:17,254 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:34:17,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:34:17,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:34:17,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:34:17,330 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:34:17,332 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:34:17,569 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:34:17,622 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:34:17,622 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 01:34:17,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:34:17 BoogieIcfgContainer [2021-11-23 01:34:17,625 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:34:17,626 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:34:17,626 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:34:17,638 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:34:17,638 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:34:17" (1/1) ... [2021-11-23 01:34:17,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:34:17,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:17,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2021-11-23 01:34:17,723 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2021-11-23 01:34:17,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 01:34:17,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:17,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:17,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:17,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:18,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:18,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2021-11-23 01:34:18,068 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2021-11-23 01:34:18,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 01:34:18,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:18,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:18,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:18,141 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:34:18,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:18,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2021-11-23 01:34:18,203 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2021-11-23 01:34:18,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:34:18,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:18,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:18,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:18,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:34:18,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:18,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 14 states and 22 transitions. [2021-11-23 01:34:18,571 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 22 transitions. [2021-11-23 01:34:18,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:34:18,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:18,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:18,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:18,790 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:19,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:19,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 17 states and 31 transitions. [2021-11-23 01:34:19,247 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 31 transitions. [2021-11-23 01:34:19,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:34:19,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:19,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:19,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:19,837 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:21,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:21,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 20 states and 40 transitions. [2021-11-23 01:34:21,031 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 40 transitions. [2021-11-23 01:34:21,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:34:21,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:21,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:21,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:21,188 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:22,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:22,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 24 states and 49 transitions. [2021-11-23 01:34:22,063 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 49 transitions. [2021-11-23 01:34:22,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:34:22,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:22,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:22,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:22,884 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:24,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:24,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 27 states and 66 transitions. [2021-11-23 01:34:24,348 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 66 transitions. [2021-11-23 01:34:24,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:34:24,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:24,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:24,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:24,727 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:25,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:25,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 28 states and 74 transitions. [2021-11-23 01:34:25,064 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 74 transitions. [2021-11-23 01:34:25,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:34:25,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:25,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:25,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:25,265 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:26,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:26,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 31 states and 81 transitions. [2021-11-23 01:34:26,285 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 81 transitions. [2021-11-23 01:34:26,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:34:26,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:26,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:26,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:26,364 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:26,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:26,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 32 states and 82 transitions. [2021-11-23 01:34:26,769 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 82 transitions. [2021-11-23 01:34:26,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:34:26,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:26,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:26,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:27,957 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:30,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:30,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 36 states and 102 transitions. [2021-11-23 01:34:30,295 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 102 transitions. [2021-11-23 01:34:30,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:34:30,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:30,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:30,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:30,669 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:31,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:31,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 38 states and 112 transitions. [2021-11-23 01:34:31,533 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 112 transitions. [2021-11-23 01:34:31,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:34:31,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:31,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:31,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:31,964 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:32,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:32,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 39 states and 120 transitions. [2021-11-23 01:34:32,431 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 120 transitions. [2021-11-23 01:34:32,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:34:32,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:32,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:32,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:32,747 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:33,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:33,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 42 states and 127 transitions. [2021-11-23 01:34:33,980 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 127 transitions. [2021-11-23 01:34:33,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:34:33,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:33,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:33,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:34,022 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:34,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:34,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 44 states and 128 transitions. [2021-11-23 01:34:34,840 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 128 transitions. [2021-11-23 01:34:34,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:34:34,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:34,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:34,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:36,486 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:40,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:40,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 49 states and 153 transitions. [2021-11-23 01:34:40,207 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 153 transitions. [2021-11-23 01:34:40,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:34:40,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:40,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:40,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:40,679 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:41,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:41,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 51 states and 160 transitions. [2021-11-23 01:34:41,724 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 160 transitions. [2021-11-23 01:34:41,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:34:41,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:41,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:41,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:42,251 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:43,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:43,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 52 states and 166 transitions. [2021-11-23 01:34:43,100 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 166 transitions. [2021-11-23 01:34:43,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:34:43,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:43,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:43,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:43,711 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:44,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:44,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 53 states and 168 transitions. [2021-11-23 01:34:44,544 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 168 transitions. [2021-11-23 01:34:44,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:34:44,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:44,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:44,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:45,002 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:47,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:47,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 57 states and 176 transitions. [2021-11-23 01:34:47,575 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 176 transitions. [2021-11-23 01:34:47,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:34:47,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:47,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:47,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:50,471 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:58,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:58,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 63 states and 202 transitions. [2021-11-23 01:34:58,134 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 202 transitions. [2021-11-23 01:34:58,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:34:58,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:58,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:58,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:58,799 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:59,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:59,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 64 states and 205 transitions. [2021-11-23 01:34:59,299 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 205 transitions. [2021-11-23 01:34:59,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:34:59,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:59,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:59,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:59,917 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:00,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:00,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 65 states and 214 transitions. [2021-11-23 01:35:00,764 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 214 transitions. [2021-11-23 01:35:00,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:35:00,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:00,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:00,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:01,350 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:02,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:02,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 66 states and 219 transitions. [2021-11-23 01:35:02,062 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 219 transitions. [2021-11-23 01:35:02,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:35:02,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:02,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:02,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:02,701 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:04,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:04,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 69 states and 228 transitions. [2021-11-23 01:35:04,579 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 228 transitions. [2021-11-23 01:35:04,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:35:04,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:04,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:04,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:05,141 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:06,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:06,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 70 states and 231 transitions. [2021-11-23 01:35:06,164 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 231 transitions. [2021-11-23 01:35:06,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:35:06,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:06,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:06,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:06,792 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:07,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:07,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 71 states and 241 transitions. [2021-11-23 01:35:07,656 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 241 transitions. [2021-11-23 01:35:07,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:35:07,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:07,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:07,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:08,200 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:11,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:11,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 76 states and 250 transitions. [2021-11-23 01:35:11,721 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 250 transitions. [2021-11-23 01:35:11,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:35:11,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:11,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:11,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:11,773 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:12,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:12,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 77 states and 250 transitions. [2021-11-23 01:35:12,342 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 250 transitions. [2021-11-23 01:35:12,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:35:12,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:12,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:12,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:15,941 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:25,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:25,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 84 states and 279 transitions. [2021-11-23 01:35:25,785 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 279 transitions. [2021-11-23 01:35:25,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:35:25,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:25,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:25,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:26,586 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:29,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:29,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 87 states and 288 transitions. [2021-11-23 01:35:29,663 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 288 transitions. [2021-11-23 01:35:29,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:35:29,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:29,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:29,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:30,426 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:32,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:32,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 89 states and 291 transitions. [2021-11-23 01:35:32,140 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 291 transitions. [2021-11-23 01:35:32,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:35:32,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:32,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:32,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:32,935 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:34,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:34,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 91 states and 298 transitions. [2021-11-23 01:35:34,319 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 298 transitions. [2021-11-23 01:35:34,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:35:34,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:34,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:34,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:34,964 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:37,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:37,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 93 states and 309 transitions. [2021-11-23 01:35:37,306 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 309 transitions. [2021-11-23 01:35:37,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:35:37,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:37,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:37,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:38,009 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:39,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:39,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 94 states and 311 transitions. [2021-11-23 01:35:39,036 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 311 transitions. [2021-11-23 01:35:39,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:35:39,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:39,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:39,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:39,719 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 29 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:44,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:44,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 99 states and 320 transitions. [2021-11-23 01:35:44,464 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 320 transitions. [2021-11-23 01:35:44,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:35:44,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:44,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:44,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:44,513 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 29 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:45,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:45,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 100 states and 320 transitions. [2021-11-23 01:35:45,387 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 320 transitions. [2021-11-23 01:35:45,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:35:45,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:45,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:45,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:50,361 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:03,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:03,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 106 states and 339 transitions. [2021-11-23 01:36:03,179 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 339 transitions. [2021-11-23 01:36:03,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:36:03,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:03,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:03,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:04,034 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:06,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:06,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 108 states and 349 transitions. [2021-11-23 01:36:06,463 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 349 transitions. [2021-11-23 01:36:06,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:36:06,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:06,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:06,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:07,438 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:08,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:08,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 109 states and 351 transitions. [2021-11-23 01:36:08,689 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 351 transitions. [2021-11-23 01:36:08,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:36:08,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:08,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:08,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:09,601 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:12,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:12,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 112 states and 356 transitions. [2021-11-23 01:36:12,096 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 356 transitions. [2021-11-23 01:36:12,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:36:12,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:12,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:12,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:13,018 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:15,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:15,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 115 states and 367 transitions. [2021-11-23 01:36:15,465 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 367 transitions. [2021-11-23 01:36:15,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:36:15,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:15,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:15,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:16,490 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:17,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:17,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 116 states and 368 transitions. [2021-11-23 01:36:17,506 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 368 transitions. [2021-11-23 01:36:17,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:36:17,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:17,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:17,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:18,399 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:19,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:19,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 117 states and 369 transitions. [2021-11-23 01:36:19,072 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 369 transitions. [2021-11-23 01:36:19,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:36:19,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:19,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:19,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:20,070 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:20,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:20,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 118 states and 369 transitions. [2021-11-23 01:36:20,757 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 369 transitions. [2021-11-23 01:36:20,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:36:20,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:20,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:20,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:21,733 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 37 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:26,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:26,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 122 states and 377 transitions. [2021-11-23 01:36:26,429 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 377 transitions. [2021-11-23 01:36:26,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:36:26,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:26,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:26,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:32,856 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:49,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:49,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 129 states and 409 transitions. [2021-11-23 01:36:49,953 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 409 transitions. [2021-11-23 01:36:49,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:36:49,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:49,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:50,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:50,937 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:55,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:55,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 132 states and 420 transitions. [2021-11-23 01:36:55,329 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 420 transitions. [2021-11-23 01:36:55,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:36:55,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:55,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:55,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:56,403 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:57,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:57,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 133 states and 424 transitions. [2021-11-23 01:36:57,338 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 424 transitions. [2021-11-23 01:36:57,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:36:57,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:57,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:57,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:58,547 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:01,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:01,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 135 states and 434 transitions. [2021-11-23 01:37:01,075 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 434 transitions. [2021-11-23 01:37:01,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:37:01,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:01,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:01,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:02,252 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:03,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:03,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 136 states and 438 transitions. [2021-11-23 01:37:03,825 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 438 transitions. [2021-11-23 01:37:03,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:37:03,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:03,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:03,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:04,694 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:06,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:06,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 137 states and 440 transitions. [2021-11-23 01:37:06,224 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 440 transitions. [2021-11-23 01:37:06,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:37:06,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:06,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:06,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:07,360 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:08,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:08,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 138 states and 440 transitions. [2021-11-23 01:37:08,128 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 440 transitions. [2021-11-23 01:37:08,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:37:08,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:08,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:08,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:09,100 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:09,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:09,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 139 states and 440 transitions. [2021-11-23 01:37:09,948 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 440 transitions. [2021-11-23 01:37:09,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:37:09,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:09,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:10,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:11,007 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:11,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:11,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 140 states and 440 transitions. [2021-11-23 01:37:11,887 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 440 transitions. [2021-11-23 01:37:11,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:37:11,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:11,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:11,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:13,265 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 46 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:19,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:19,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 144 states and 448 transitions. [2021-11-23 01:37:19,000 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 448 transitions. [2021-11-23 01:37:19,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:37:19,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:19,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:19,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:28,423 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:51,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:51,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 151 states and 480 transitions. [2021-11-23 01:37:51,392 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 480 transitions. [2021-11-23 01:37:51,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:37:51,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:51,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:51,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:52,826 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:59,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:59,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 155 states and 504 transitions. [2021-11-23 01:37:59,014 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 504 transitions. [2021-11-23 01:37:59,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:37:59,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:59,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:59,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:00,415 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:02,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:02,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 156 states and 506 transitions. [2021-11-23 01:38:02,256 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 506 transitions. [2021-11-23 01:38:02,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:38:02,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:02,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:02,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:03,964 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:05,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:05,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 157 states and 509 transitions. [2021-11-23 01:38:05,807 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 509 transitions. [2021-11-23 01:38:05,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:38:05,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:05,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:05,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:07,431 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:09,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:09,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 158 states and 511 transitions. [2021-11-23 01:38:09,243 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 511 transitions. [2021-11-23 01:38:09,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:09,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:09,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:09,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:10,455 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 56 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:18,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:18,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 163 states and 520 transitions. [2021-11-23 01:38:18,998 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 520 transitions. [2021-11-23 01:38:18,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:18,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:18,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:19,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:19,053 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 56 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:20,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:20,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 164 states and 520 transitions. [2021-11-23 01:38:20,306 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 520 transitions. [2021-11-23 01:38:20,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:38:20,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:20,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:20,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:20,869 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 67 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:22,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:22,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 165 states and 520 transitions. [2021-11-23 01:38:22,460 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 520 transitions. [2021-11-23 01:38:22,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:38:22,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:22,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:22,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:34,044 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:02,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:02,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 173 states and 554 transitions. [2021-11-23 01:39:02,799 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 554 transitions. [2021-11-23 01:39:02,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:39:02,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:02,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:02,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:04,133 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:10,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:10,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 176 states and 569 transitions. [2021-11-23 01:39:10,237 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 569 transitions. [2021-11-23 01:39:10,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:39:10,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:10,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:10,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:11,644 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:13,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:13,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 177 states and 572 transitions. [2021-11-23 01:39:13,692 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 572 transitions. [2021-11-23 01:39:13,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:39:13,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:13,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:13,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:15,377 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:18,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:18,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 179 states and 576 transitions. [2021-11-23 01:39:18,625 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 576 transitions. [2021-11-23 01:39:18,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:39:18,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:18,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:18,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:19,798 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:21,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:21,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 180 states and 581 transitions. [2021-11-23 01:39:21,212 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 581 transitions. [2021-11-23 01:39:21,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:39:21,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:21,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:21,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:22,331 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:23,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:23,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 181 states and 582 transitions. [2021-11-23 01:39:23,593 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 582 transitions. [2021-11-23 01:39:23,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:39:23,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:23,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:23,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:25,018 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:26,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:26,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 182 states and 588 transitions. [2021-11-23 01:39:26,262 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 588 transitions. [2021-11-23 01:39:26,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:39:26,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:26,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:26,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:27,741 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:28,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:28,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 183 states and 593 transitions. [2021-11-23 01:39:28,980 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 593 transitions. [2021-11-23 01:39:28,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:39:28,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:28,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:29,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:30,451 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:31,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:31,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 184 states and 595 transitions. [2021-11-23 01:39:31,490 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 595 transitions. [2021-11-23 01:39:31,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:39:31,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:31,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:31,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:32,686 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:34,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:34,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 185 states and 597 transitions. [2021-11-23 01:39:34,911 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 597 transitions. [2021-11-23 01:39:34,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:39:34,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:34,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:34,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:36,114 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:37,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:37,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 186 states and 603 transitions. [2021-11-23 01:39:37,170 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 603 transitions. [2021-11-23 01:39:37,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:39:37,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:37,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:37,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:38,686 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:39,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:39,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 187 states and 606 transitions. [2021-11-23 01:39:39,723 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 606 transitions. [2021-11-23 01:39:39,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:39:39,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:39,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:39,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:41,031 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:42,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:42,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 188 states and 608 transitions. [2021-11-23 01:39:42,067 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 608 transitions. [2021-11-23 01:39:42,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:39:42,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:42,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:42,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:43,463 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 67 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:55,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:55,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 194 states and 617 transitions. [2021-11-23 01:39:55,177 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 617 transitions. [2021-11-23 01:39:55,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:39:55,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:55,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:55,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:55,224 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 67 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:00,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:00,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 198 states and 617 transitions. [2021-11-23 01:40:00,635 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 617 transitions. [2021-11-23 01:40:00,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:40:00,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:00,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:00,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:15,980 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:50,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:50,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 205 states and 643 transitions. [2021-11-23 01:40:50,776 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 643 transitions. [2021-11-23 01:40:50,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:40:50,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:50,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:50,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:52,906 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:58,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:58,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 207 states and 648 transitions. [2021-11-23 01:40:58,077 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 648 transitions. [2021-11-23 01:40:58,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:40:58,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:58,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:58,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:00,146 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:02,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:02,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 208 states and 651 transitions. [2021-11-23 01:41:02,715 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 651 transitions. [2021-11-23 01:41:02,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:41:02,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:02,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:02,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:04,863 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:12,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:12,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 212 states and 676 transitions. [2021-11-23 01:41:12,395 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 676 transitions. [2021-11-23 01:41:12,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:41:12,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:12,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:12,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:14,744 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:15,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:15,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 213 states and 677 transitions. [2021-11-23 01:41:15,975 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 677 transitions. [2021-11-23 01:41:15,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:41:15,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:15,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:16,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:18,159 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:19,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:19,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 214 states and 679 transitions. [2021-11-23 01:41:19,583 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 679 transitions. [2021-11-23 01:41:19,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:41:19,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:19,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:19,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:21,615 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:24,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:24,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 215 states and 683 transitions. [2021-11-23 01:41:24,099 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 683 transitions. [2021-11-23 01:41:24,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:41:24,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:24,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:24,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:26,296 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:28,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:28,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 216 states and 685 transitions. [2021-11-23 01:41:28,822 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 685 transitions. [2021-11-23 01:41:28,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:41:28,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:28,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:28,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:30,674 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 79 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:43,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:43,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 222 states and 694 transitions. [2021-11-23 01:41:43,883 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 694 transitions. [2021-11-23 01:41:43,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:41:43,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:43,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:43,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:43,937 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 79 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:45,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:45,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 223 states and 695 transitions. [2021-11-23 01:41:45,806 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 695 transitions. [2021-11-23 01:41:45,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:41:45,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:45,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:45,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:04,095 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:42,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:42,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 230 states and 718 transitions. [2021-11-23 01:42:42,805 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 718 transitions. [2021-11-23 01:42:42,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:42:42,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:42,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:43,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:46,118 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:54,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:54,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 233 states and 728 transitions. [2021-11-23 01:42:54,442 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 728 transitions. [2021-11-23 01:42:54,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:42:54,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:54,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:54,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:57,619 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:00,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:00,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 234 states and 730 transitions. [2021-11-23 01:43:00,632 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 730 transitions. [2021-11-23 01:43:00,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:43:00,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:00,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:00,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:03,702 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:07,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:07,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 236 states and 743 transitions. [2021-11-23 01:43:07,960 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 743 transitions. [2021-11-23 01:43:07,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:43:07,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:07,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:08,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:11,068 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:12,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:12,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 237 states and 747 transitions. [2021-11-23 01:43:12,846 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 747 transitions. [2021-11-23 01:43:12,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:43:12,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:12,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:12,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:16,030 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:18,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:18,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 238 states and 750 transitions. [2021-11-23 01:43:18,868 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 750 transitions. [2021-11-23 01:43:18,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:43:18,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:18,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:18,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:20,917 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 92 proven. 104 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:34,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:34,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 243 states and 760 transitions. [2021-11-23 01:43:34,189 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 760 transitions. [2021-11-23 01:43:34,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:43:34,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:34,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:34,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:34,256 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 92 proven. 104 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:36,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:36,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 244 states and 761 transitions. [2021-11-23 01:43:36,315 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 761 transitions. [2021-11-23 01:43:36,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:43:36,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:36,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:36,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:57,996 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:40,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:40,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 251 states and 788 transitions. [2021-11-23 01:44:40,926 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 788 transitions. [2021-11-23 01:44:40,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:44:40,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:40,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:41,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:44,618 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:52,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:52,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 255 states and 798 transitions. [2021-11-23 01:44:52,562 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 798 transitions. [2021-11-23 01:44:52,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:44:52,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:52,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:52,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:56,242 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:59,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:59,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 257 states and 799 transitions. [2021-11-23 01:44:59,661 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 799 transitions. [2021-11-23 01:44:59,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:44:59,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:59,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:59,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:03,444 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:14,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:14,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 261 states and 805 transitions. [2021-11-23 01:45:14,233 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 805 transitions. [2021-11-23 01:45:14,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:45:14,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:14,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:14,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:18,240 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:21,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:21,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 262 states and 808 transitions. [2021-11-23 01:45:21,440 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 808 transitions. [2021-11-23 01:45:21,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:45:21,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:21,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:21,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:25,088 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:28,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:28,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 263 states and 811 transitions. [2021-11-23 01:45:28,487 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 811 transitions. [2021-11-23 01:45:28,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:45:28,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:28,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:28,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:31,982 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:33,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:33,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 264 states and 813 transitions. [2021-11-23 01:45:33,516 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 813 transitions. [2021-11-23 01:45:33,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:45:33,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:33,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:33,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:37,117 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:38,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:38,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 265 states and 814 transitions. [2021-11-23 01:45:38,741 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 814 transitions. [2021-11-23 01:45:38,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:45:38,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:38,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:39,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:42,355 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:48,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:48,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 267 states and 818 transitions. [2021-11-23 01:45:48,579 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 818 transitions. [2021-11-23 01:45:48,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:45:48,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:48,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:48,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:50,920 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 106 proven. 119 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:03,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:03,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 271 states and 827 transitions. [2021-11-23 01:46:03,489 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 827 transitions. [2021-11-23 01:46:03,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:46:03,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:03,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:03,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:03,551 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 106 proven. 119 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:05,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:05,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 272 states and 828 transitions. [2021-11-23 01:46:05,907 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 828 transitions. [2021-11-23 01:46:05,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:46:05,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:05,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:06,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat