./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/ms1.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_51e05366-6241-4b4b-9891-e1e6032284d2/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e05366-6241-4b4b-9891-e1e6032284d2/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_51e05366-6241-4b4b-9891-e1e6032284d2/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e05366-6241-4b4b-9891-e1e6032284d2/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/ms1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e05366-6241-4b4b-9891-e1e6032284d2/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_51e05366-6241-4b4b-9891-e1e6032284d2/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 f19b0f8887e7e48eabb6ce59c44b5494c064f6817a5ff1a77078d9e3a8f8600e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:13:32,349 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:13:32,352 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:13:32,405 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:13:32,410 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:13:32,414 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:13:32,416 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:13:32,422 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:13:32,425 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:13:32,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:13:32,431 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:13:32,433 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:13:32,433 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:13:32,434 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:13:32,436 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:13:32,437 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:13:32,441 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:13:32,442 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:13:32,445 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:13:32,452 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:13:32,455 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:13:32,456 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:13:32,462 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:13:32,463 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:13:32,472 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:13:32,472 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:13:32,473 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:13:32,475 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:13:32,475 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:13:32,477 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:13:32,477 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:13:32,478 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:13:32,480 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:13:32,481 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:13:32,483 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:13:32,483 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:13:32,484 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:13:32,484 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:13:32,484 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:13:32,485 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:13:32,486 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:13:32,487 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e05366-6241-4b4b-9891-e1e6032284d2/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:13:32,511 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:13:32,512 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:13:32,513 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:13:32,513 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:13:32,514 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:13:32,514 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:13:32,514 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:13:32,514 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:13:32,515 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:13:32,515 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:13:32,515 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:13:32,515 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:13:32,516 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:13:32,516 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:13:32,516 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:13:32,516 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:13:32,517 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:13:32,517 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:13:32,517 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:13:32,517 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:13:32,518 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:13:32,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:13:32,518 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:13:32,518 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:13:32,519 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:13:32,519 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:13:32,519 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:13:32,519 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:13:32,520 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_51e05366-6241-4b4b-9891-e1e6032284d2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e05366-6241-4b4b-9891-e1e6032284d2/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f19b0f8887e7e48eabb6ce59c44b5494c064f6817a5ff1a77078d9e3a8f8600e [2021-11-23 01:13:32,806 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:13:32,827 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:13:32,830 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:13:32,832 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:13:32,832 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:13:32,834 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e05366-6241-4b4b-9891-e1e6032284d2/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/array-fpi/ms1.c [2021-11-23 01:13:32,915 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e05366-6241-4b4b-9891-e1e6032284d2/bin/ukojak-LBtLqBUTdQ/data/374f65840/0a319318cad14e5590b2f71382dda403/FLAGa3749194d [2021-11-23 01:13:33,444 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:13:33,445 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e05366-6241-4b4b-9891-e1e6032284d2/sv-benchmarks/c/array-fpi/ms1.c [2021-11-23 01:13:33,458 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e05366-6241-4b4b-9891-e1e6032284d2/bin/ukojak-LBtLqBUTdQ/data/374f65840/0a319318cad14e5590b2f71382dda403/FLAGa3749194d [2021-11-23 01:13:33,791 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e05366-6241-4b4b-9891-e1e6032284d2/bin/ukojak-LBtLqBUTdQ/data/374f65840/0a319318cad14e5590b2f71382dda403 [2021-11-23 01:13:33,794 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:13:33,795 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:13:33,797 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:13:33,798 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:13:33,801 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:13:33,802 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:13:33" (1/1) ... [2021-11-23 01:13:33,803 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a86aa65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:33, skipping insertion in model container [2021-11-23 01:13:33,803 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:13:33" (1/1) ... [2021-11-23 01:13:33,810 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:13:33,824 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:13:34,022 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_51e05366-6241-4b4b-9891-e1e6032284d2/sv-benchmarks/c/array-fpi/ms1.c[586,599] [2021-11-23 01:13:34,046 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:13:34,056 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:13:34,073 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_51e05366-6241-4b4b-9891-e1e6032284d2/sv-benchmarks/c/array-fpi/ms1.c[586,599] [2021-11-23 01:13:34,090 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:13:34,103 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:13:34,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:34 WrapperNode [2021-11-23 01:13:34,103 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:13:34,104 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:13:34,104 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:13:34,104 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:13:34,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:34" (1/1) ... [2021-11-23 01:13:34,118 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:34" (1/1) ... [2021-11-23 01:13:34,138 INFO L137 Inliner]: procedures = 17, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 70 [2021-11-23 01:13:34,138 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:13:34,139 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:13:34,139 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:13:34,140 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:13:34,148 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:34" (1/1) ... [2021-11-23 01:13:34,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:34" (1/1) ... [2021-11-23 01:13:34,151 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:34" (1/1) ... [2021-11-23 01:13:34,151 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:34" (1/1) ... [2021-11-23 01:13:34,157 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:34" (1/1) ... [2021-11-23 01:13:34,174 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:34" (1/1) ... [2021-11-23 01:13:34,175 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:34" (1/1) ... [2021-11-23 01:13:34,177 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:13:34,178 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:13:34,178 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:13:34,178 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:13:34,186 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:34" (1/1) ... [2021-11-23 01:13:34,193 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:13:34,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e05366-6241-4b4b-9891-e1e6032284d2/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:13:34,220 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e05366-6241-4b4b-9891-e1e6032284d2/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:13:34,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e05366-6241-4b4b-9891-e1e6032284d2/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:13:34,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:13:34,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:13:34,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:13:34,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:13:34,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:13:34,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:13:34,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:13:34,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:13:34,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:13:34,346 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:13:34,348 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:13:34,519 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:13:34,557 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:13:34,557 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 01:13:34,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:13:34 BoogieIcfgContainer [2021-11-23 01:13:34,559 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:13:34,560 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:13:34,560 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:13:34,588 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:13:34,588 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:13:34" (1/1) ... [2021-11-23 01:13:34,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:13:34,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:34,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2021-11-23 01:13:34,732 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2021-11-23 01:13:34,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 01:13:34,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:34,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:34,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:34,939 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 01:13:35,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:35,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2021-11-23 01:13:35,013 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2021-11-23 01:13:35,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 01:13:35,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:35,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:35,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:35,073 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 01:13:35,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:35,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2021-11-23 01:13:35,191 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2021-11-23 01:13:35,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:13:35,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:35,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:35,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:35,353 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 01:13:35,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:35,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2021-11-23 01:13:35,478 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2021-11-23 01:13:35,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:13:35,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:35,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:35,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:35,587 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 01:13:35,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:35,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 17 states and 30 transitions. [2021-11-23 01:13:35,963 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 30 transitions. [2021-11-23 01:13:35,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:13:35,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:35,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:36,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:36,490 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 01:13:37,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:37,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 20 states and 34 transitions. [2021-11-23 01:13:37,613 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 34 transitions. [2021-11-23 01:13:37,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:13:37,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:37,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:37,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:37,804 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 01:13:38,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:38,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 23 states and 40 transitions. [2021-11-23 01:13:38,509 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 40 transitions. [2021-11-23 01:13:38,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:13:38,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:38,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:38,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:39,181 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 01:13:40,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:40,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 26 states and 48 transitions. [2021-11-23 01:13:40,414 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 48 transitions. [2021-11-23 01:13:40,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:13:40,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:40,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:40,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:40,610 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 01:13:41,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:41,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 30 states and 57 transitions. [2021-11-23 01:13:41,923 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 57 transitions. [2021-11-23 01:13:41,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:41,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:41,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:42,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:42,986 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:44,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:44,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 33 states and 67 transitions. [2021-11-23 01:13:44,783 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 67 transitions. [2021-11-23 01:13:44,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:44,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:44,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:44,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:45,189 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 01:13:45,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:45,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 34 states and 68 transitions. [2021-11-23 01:13:45,494 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 68 transitions. [2021-11-23 01:13:45,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:13:45,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:45,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:45,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:45,744 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 01:13:47,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:47,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 38 states and 76 transitions. [2021-11-23 01:13:47,181 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 76 transitions. [2021-11-23 01:13:47,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:13:47,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:47,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:47,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:48,465 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 01:13:50,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:50,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 42 states and 92 transitions. [2021-11-23 01:13:50,764 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 92 transitions. [2021-11-23 01:13:50,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:13:50,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:50,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:50,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:51,135 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 01:13:51,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:51,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 43 states and 97 transitions. [2021-11-23 01:13:51,554 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 97 transitions. [2021-11-23 01:13:51,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:13:51,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:51,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:51,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:51,894 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 01:13:52,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:52,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 44 states and 99 transitions. [2021-11-23 01:13:52,424 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 99 transitions. [2021-11-23 01:13:52,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:13:52,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:52,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:52,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:52,759 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 01:13:54,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:54,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 48 states and 107 transitions. [2021-11-23 01:13:54,458 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 107 transitions. [2021-11-23 01:13:54,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:13:54,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:54,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:54,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:56,284 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 01:13:59,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:59,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 52 states and 125 transitions. [2021-11-23 01:13:59,328 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 125 transitions. [2021-11-23 01:13:59,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:13:59,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:59,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:59,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:59,735 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 01:14:00,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:00,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 53 states and 132 transitions. [2021-11-23 01:14:00,196 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 132 transitions. [2021-11-23 01:14:00,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:14:00,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:00,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:00,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:00,703 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 01:14:01,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:01,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 54 states and 140 transitions. [2021-11-23 01:14:01,509 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 140 transitions. [2021-11-23 01:14:01,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:14:01,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:01,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:01,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:01,898 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 01:14:02,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:02,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 55 states and 142 transitions. [2021-11-23 01:14:02,315 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 142 transitions. [2021-11-23 01:14:02,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:14:02,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:02,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:02,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:02,726 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 01:14:03,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:03,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 57 states and 144 transitions. [2021-11-23 01:14:03,451 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 144 transitions. [2021-11-23 01:14:03,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:14:03,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:03,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:03,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:03,903 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 01:14:04,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:04,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 58 states and 146 transitions. [2021-11-23 01:14:04,264 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 146 transitions. [2021-11-23 01:14:04,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:14:04,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:04,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:04,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:04,726 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 01:14:07,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:07,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 62 states and 154 transitions. [2021-11-23 01:14:07,125 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 154 transitions. [2021-11-23 01:14:07,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:14:07,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:07,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:07,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:07,166 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 01:14:07,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:07,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 63 states and 154 transitions. [2021-11-23 01:14:07,712 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 154 transitions. [2021-11-23 01:14:07,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:14:07,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:07,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:07,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:10,859 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 3 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:16,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:16,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 67 states and 167 transitions. [2021-11-23 01:14:16,290 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 167 transitions. [2021-11-23 01:14:16,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:14:16,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:16,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:16,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:16,999 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 3 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:18,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:18,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 69 states and 175 transitions. [2021-11-23 01:14:18,238 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 175 transitions. [2021-11-23 01:14:18,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:14:18,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:18,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:18,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:18,932 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 3 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:19,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:19,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 70 states and 176 transitions. [2021-11-23 01:14:19,404 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 176 transitions. [2021-11-23 01:14:19,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:14:19,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:19,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:19,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:20,136 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 3 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:20,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:20,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 71 states and 177 transitions. [2021-11-23 01:14:20,667 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 177 transitions. [2021-11-23 01:14:20,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:14:20,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:20,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:20,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:21,413 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 3 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:22,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:22,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 73 states and 180 transitions. [2021-11-23 01:14:22,477 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 180 transitions. [2021-11-23 01:14:22,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:14:22,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:22,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:22,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:23,220 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 3 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:23,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:23,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 74 states and 181 transitions. [2021-11-23 01:14:23,852 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 181 transitions. [2021-11-23 01:14:23,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:14:23,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:23,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:23,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:24,349 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 01:14:27,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:27,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 78 states and 189 transitions. [2021-11-23 01:14:27,314 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 189 transitions. [2021-11-23 01:14:27,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:14:27,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:27,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:27,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:27,355 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 01:14:28,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:28,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 72 states and 156 transitions. [2021-11-23 01:14:28,008 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 156 transitions. [2021-11-23 01:14:28,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:14:28,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:28,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:28,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:31,495 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 01:14:38,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:38,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 72 states and 151 transitions. [2021-11-23 01:14:38,940 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 151 transitions. [2021-11-23 01:14:38,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:14:38,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:38,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:38,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:39,692 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 01:14:40,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:40,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 72 states and 150 transitions. [2021-11-23 01:14:40,833 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 150 transitions. [2021-11-23 01:14:40,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:14:40,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:40,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:40,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:41,491 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 01:14:42,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:42,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 72 states and 149 transitions. [2021-11-23 01:14:42,656 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 149 transitions. [2021-11-23 01:14:42,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:14:42,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:42,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:42,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:43,391 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 01:14:44,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:44,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 73 states and 151 transitions. [2021-11-23 01:14:44,314 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 151 transitions. [2021-11-23 01:14:44,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:14:44,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:44,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:44,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:45,042 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 01:14:45,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:45,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 74 states and 152 transitions. [2021-11-23 01:14:45,788 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 152 transitions. [2021-11-23 01:14:45,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:14:45,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:45,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:45,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:46,417 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 01:14:50,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:50,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 78 states and 160 transitions. [2021-11-23 01:14:50,002 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 160 transitions. [2021-11-23 01:14:50,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:14:50,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:50,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:50,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:54,936 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 10 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:04,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:04,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 83 states and 180 transitions. [2021-11-23 01:15:04,272 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 180 transitions. [2021-11-23 01:15:04,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:15:04,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:04,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:04,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:05,209 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 10 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:06,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:06,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 84 states and 182 transitions. [2021-11-23 01:15:06,355 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 182 transitions. [2021-11-23 01:15:06,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:15:06,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:06,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:06,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:07,403 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 10 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:08,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:08,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 86 states and 184 transitions. [2021-11-23 01:15:08,799 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 184 transitions. [2021-11-23 01:15:08,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:15:08,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:08,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:08,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:09,876 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 10 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:10,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:10,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 87 states and 185 transitions. [2021-11-23 01:15:10,540 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 185 transitions. [2021-11-23 01:15:10,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:15:10,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:10,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:10,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:11,503 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 10 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:12,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:12,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 89 states and 187 transitions. [2021-11-23 01:15:12,732 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 187 transitions. [2021-11-23 01:15:12,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:15:12,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:12,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:12,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:13,820 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 10 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:14,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:14,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 90 states and 188 transitions. [2021-11-23 01:15:14,671 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 188 transitions. [2021-11-23 01:15:14,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:15:14,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:14,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:14,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:15,699 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 10 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:16,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:16,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 92 states and 190 transitions. [2021-11-23 01:15:16,998 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 190 transitions. [2021-11-23 01:15:16,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:15:16,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:16,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:17,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:17,778 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 01:15:22,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:22,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 96 states and 198 transitions. [2021-11-23 01:15:22,218 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 198 transitions. [2021-11-23 01:15:22,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:15:22,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:22,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:22,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:28,129 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 01:15:37,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:37,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 99 states and 217 transitions. [2021-11-23 01:15:37,926 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 217 transitions. [2021-11-23 01:15:37,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:15:37,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:37,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:37,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:39,169 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 01:15:40,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:40,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 100 states and 218 transitions. [2021-11-23 01:15:40,127 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 218 transitions. [2021-11-23 01:15:40,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:15:40,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:40,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:40,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:41,415 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 01:15:42,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:42,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 102 states and 220 transitions. [2021-11-23 01:15:42,986 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 220 transitions. [2021-11-23 01:15:42,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:15:42,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:42,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:43,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:44,193 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 01:15:45,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:45,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 104 states and 222 transitions. [2021-11-23 01:15:45,841 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 222 transitions. [2021-11-23 01:15:45,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:15:45,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:45,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:45,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:47,186 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 01:15:48,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:48,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 106 states and 224 transitions. [2021-11-23 01:15:48,698 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 224 transitions. [2021-11-23 01:15:48,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:15:48,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:48,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:48,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:49,874 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 01:15:51,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:51,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 107 states and 226 transitions. [2021-11-23 01:15:51,403 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 226 transitions. [2021-11-23 01:15:51,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:15:51,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:51,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:51,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:52,516 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 01:15:53,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:53,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 108 states and 227 transitions. [2021-11-23 01:15:53,180 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 227 transitions. [2021-11-23 01:15:53,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:15:53,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:53,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:53,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:54,382 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 01:15:55,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:55,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 110 states and 229 transitions. [2021-11-23 01:15:55,894 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 229 transitions. [2021-11-23 01:15:55,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:15:55,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:55,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:55,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:56,782 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 01:16:01,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:01,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 114 states and 237 transitions. [2021-11-23 01:16:01,871 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 237 transitions. [2021-11-23 01:16:01,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:16:01,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:01,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:01,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:10,204 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 21 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:24,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:24,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 119 states and 259 transitions. [2021-11-23 01:16:24,210 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 259 transitions. [2021-11-23 01:16:24,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:16:24,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:24,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:24,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:25,836 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 21 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:26,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:26,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 120 states and 260 transitions. [2021-11-23 01:16:26,581 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 260 transitions. [2021-11-23 01:16:26,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:16:26,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:26,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:26,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:27,885 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 21 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:29,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:29,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 122 states and 262 transitions. [2021-11-23 01:16:29,684 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 262 transitions. [2021-11-23 01:16:29,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:16:29,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:29,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:29,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:31,317 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 21 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:32,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:32,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 124 states and 264 transitions. [2021-11-23 01:16:32,992 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 264 transitions. [2021-11-23 01:16:32,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:16:32,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:32,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:33,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:34,486 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 21 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:36,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:36,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 126 states and 266 transitions. [2021-11-23 01:16:36,581 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 266 transitions. [2021-11-23 01:16:36,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:16:36,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:36,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:36,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:38,042 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 21 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:39,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:39,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 128 states and 268 transitions. [2021-11-23 01:16:39,951 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 268 transitions. [2021-11-23 01:16:39,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:16:39,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:39,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:39,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:41,321 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 21 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:42,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:42,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 129 states and 269 transitions. [2021-11-23 01:16:42,361 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 269 transitions. [2021-11-23 01:16:42,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:16:42,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:42,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:42,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:43,826 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 21 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:45,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:45,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 130 states and 271 transitions. [2021-11-23 01:16:45,587 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 271 transitions. [2021-11-23 01:16:45,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:16:45,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:45,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:45,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:46,592 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 01:16:52,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:52,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 134 states and 279 transitions. [2021-11-23 01:16:52,706 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 279 transitions. [2021-11-23 01:16:52,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:16:52,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:52,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:52,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:02,586 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 28 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:19,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:19,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 137 states and 299 transitions. [2021-11-23 01:17:19,316 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 299 transitions. [2021-11-23 01:17:19,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:17:19,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:19,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:19,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:21,329 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 28 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:23,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:23,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 139 states and 301 transitions. [2021-11-23 01:17:23,253 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 301 transitions. [2021-11-23 01:17:23,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:17:23,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:23,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:23,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:25,687 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 28 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:27,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:27,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 141 states and 303 transitions. [2021-11-23 01:17:27,843 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 303 transitions. [2021-11-23 01:17:27,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:17:27,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:27,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:27,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:30,045 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 28 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:32,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:32,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 143 states and 305 transitions. [2021-11-23 01:17:32,312 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 305 transitions. [2021-11-23 01:17:32,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:17:32,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:32,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:32,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:34,500 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 28 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:36,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:36,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 145 states and 307 transitions. [2021-11-23 01:17:36,440 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 307 transitions. [2021-11-23 01:17:36,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:17:36,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:36,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:36,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:38,729 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 28 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:39,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:39,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 146 states and 308 transitions. [2021-11-23 01:17:39,908 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 308 transitions. [2021-11-23 01:17:39,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:17:39,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:39,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:39,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:42,204 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 28 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:44,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:44,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 148 states and 310 transitions. [2021-11-23 01:17:44,669 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 310 transitions. [2021-11-23 01:17:44,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:17:44,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:44,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:44,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:47,216 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 28 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:48,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:48,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 149 states and 311 transitions. [2021-11-23 01:17:48,121 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 311 transitions. [2021-11-23 01:17:48,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:17:48,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:48,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:48,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:50,585 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 28 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:52,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:52,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 150 states and 313 transitions. [2021-11-23 01:17:52,474 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 313 transitions. [2021-11-23 01:17:52,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:17:52,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:52,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:52,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:53,636 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 01:18:00,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:00,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 154 states and 321 transitions. [2021-11-23 01:18:00,798 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 321 transitions. [2021-11-23 01:18:00,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:18:00,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:00,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:00,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:14,864 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 1 proven. 181 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:37,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:37,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 159 states and 346 transitions. [2021-11-23 01:18:37,773 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 346 transitions. [2021-11-23 01:18:37,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:18:37,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:37,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:37,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:41,045 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 1 proven. 181 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:43,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:43,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 161 states and 349 transitions. [2021-11-23 01:18:43,949 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 349 transitions. [2021-11-23 01:18:43,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:18:43,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:43,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:44,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:47,144 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 1 proven. 181 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:49,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:49,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 162 states and 351 transitions. [2021-11-23 01:18:49,303 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 351 transitions. [2021-11-23 01:18:49,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:18:49,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:49,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:49,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:52,737 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 1 proven. 181 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:55,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:55,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 164 states and 354 transitions. [2021-11-23 01:18:55,484 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 354 transitions. [2021-11-23 01:18:55,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:18:55,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:55,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:55,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:58,665 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 1 proven. 181 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:01,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:01,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 166 states and 357 transitions. [2021-11-23 01:19:01,317 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 357 transitions. [2021-11-23 01:19:01,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:19:01,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:01,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:01,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:04,468 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 1 proven. 181 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:06,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:06,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 168 states and 360 transitions. [2021-11-23 01:19:06,904 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 360 transitions. [2021-11-23 01:19:06,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:19:06,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:06,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:06,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:10,024 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 1 proven. 181 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:13,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:13,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 170 states and 364 transitions. [2021-11-23 01:19:13,443 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 364 transitions. [2021-11-23 01:19:13,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:19:13,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:13,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:13,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:16,897 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 1 proven. 181 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:19,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:19,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 172 states and 367 transitions. [2021-11-23 01:19:19,493 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 367 transitions. [2021-11-23 01:19:19,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:19:19,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:19,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:19,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:23,040 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 1 proven. 181 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:24,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:24,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 173 states and 369 transitions. [2021-11-23 01:19:24,533 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 369 transitions. [2021-11-23 01:19:24,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:19:24,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:24,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:24,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:25,946 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 01:19:34,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:34,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 177 states and 377 transitions. [2021-11-23 01:19:34,353 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 377 transitions. [2021-11-23 01:19:34,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:19:34,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:34,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:34,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:52,342 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 01:20:25,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:25,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 183 states and 398 transitions. [2021-11-23 01:20:25,563 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 398 transitions. [2021-11-23 01:20:25,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:20:25,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:25,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:25,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:29,186 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 01:20:32,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:32,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 185 states and 401 transitions. [2021-11-23 01:20:32,056 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 401 transitions. [2021-11-23 01:20:32,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:20:32,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:32,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:32,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:35,836 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 01:20:37,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:37,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 186 states and 403 transitions. [2021-11-23 01:20:37,457 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 403 transitions. [2021-11-23 01:20:37,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:20:37,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:37,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:37,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:41,167 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 01:20:43,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:43,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 187 states and 406 transitions. [2021-11-23 01:20:43,948 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 406 transitions. [2021-11-23 01:20:43,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:20:43,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:43,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:44,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:47,315 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 01:20:50,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:50,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 189 states and 409 transitions. [2021-11-23 01:20:50,704 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 409 transitions. [2021-11-23 01:20:50,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:20:50,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:50,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:50,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:54,057 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 01:20:56,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:56,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 191 states and 412 transitions. [2021-11-23 01:20:56,854 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 412 transitions. [2021-11-23 01:20:56,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:20:56,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:56,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:56,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:00,203 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 01:21:03,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:03,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 193 states and 415 transitions. [2021-11-23 01:21:03,008 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 415 transitions. [2021-11-23 01:21:03,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:21:03,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:03,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:03,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:06,698 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 01:21:09,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:09,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 195 states and 418 transitions. [2021-11-23 01:21:09,665 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 418 transitions. [2021-11-23 01:21:09,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:21:09,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:09,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:09,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:13,066 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 01:21:16,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:16,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 197 states and 421 transitions. [2021-11-23 01:21:16,797 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 421 transitions. [2021-11-23 01:21:16,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:21:16,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:16,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:16,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:18,504 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 01:21:28,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:28,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 201 states and 429 transitions. [2021-11-23 01:21:28,845 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 429 transitions. [2021-11-23 01:21:28,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:21:28,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:28,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:28,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:28,910 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 01:21:30,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:30,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 202 states and 430 transitions. [2021-11-23 01:21:30,860 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 430 transitions. [2021-11-23 01:21:30,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:21:30,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:30,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:30,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:51,311 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 1 proven. 239 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:22:28,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:28,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 208 states and 450 transitions. [2021-11-23 01:22:28,494 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 450 transitions. [2021-11-23 01:22:28,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:22:28,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:28,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:28,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:33,574 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 1 proven. 239 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:22:36,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:36,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 210 states and 452 transitions. [2021-11-23 01:22:36,897 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 452 transitions. [2021-11-23 01:22:36,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:22:36,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:36,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:36,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:41,946 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 1 proven. 239 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:22:45,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:45,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 211 states and 454 transitions. [2021-11-23 01:22:45,146 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 454 transitions. [2021-11-23 01:22:45,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:22:45,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:45,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:45,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:50,509 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 1 proven. 239 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:22:56,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:56,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 213 states and 457 transitions. [2021-11-23 01:22:56,930 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 457 transitions. [2021-11-23 01:22:56,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:22:56,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:56,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:57,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:01,949 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 1 proven. 239 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:05,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:05,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 215 states and 459 transitions. [2021-11-23 01:23:05,577 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 459 transitions. [2021-11-23 01:23:05,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:23:05,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:05,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:05,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:10,348 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 1 proven. 239 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:11,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:11,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 216 states and 460 transitions. [2021-11-23 01:23:11,813 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 460 transitions. [2021-11-23 01:23:11,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:23:11,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:11,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:11,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:16,724 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 1 proven. 239 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:20,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:20,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 218 states and 462 transitions. [2021-11-23 01:23:20,709 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 462 transitions. [2021-11-23 01:23:20,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:23:20,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:20,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:20,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:25,505 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 1 proven. 239 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:28,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:28,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 220 states and 464 transitions. [2021-11-23 01:23:28,811 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 464 transitions. [2021-11-23 01:23:28,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:23:28,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:28,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:28,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:33,548 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 1 proven. 239 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:36,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:36,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 222 states and 466 transitions. [2021-11-23 01:23:36,825 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 466 transitions. [2021-11-23 01:23:36,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:23:36,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:36,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:36,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:41,582 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 1 proven. 239 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:43,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:43,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 223 states and 468 transitions. [2021-11-23 01:23:43,547 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 468 transitions. [2021-11-23 01:23:43,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:23:43,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:43,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:43,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:45,626 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 121 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:57,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:57,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 227 states and 476 transitions. [2021-11-23 01:23:57,268 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 476 transitions. [2021-11-23 01:23:57,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:23:57,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:57,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:57,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:23,197 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 3 proven. 269 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:25:07,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:07,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 233 states and 504 transitions. [2021-11-23 01:25:07,044 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 504 transitions. [2021-11-23 01:25:07,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:25:07,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:07,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:07,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:13,113 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 3 proven. 269 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:25:16,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:16,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 235 states and 506 transitions. [2021-11-23 01:25:16,594 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 506 transitions. [2021-11-23 01:25:16,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:25:16,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:16,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:16,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:22,641 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 3 proven. 269 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:25:27,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:27,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 237 states and 508 transitions. [2021-11-23 01:25:27,095 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 508 transitions. [2021-11-23 01:25:27,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:25:27,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:27,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:27,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat