./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem06_label14.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_ae2a08aa-8fcd-4f46-8902-f46234841b7c/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae2a08aa-8fcd-4f46-8902-f46234841b7c/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_ae2a08aa-8fcd-4f46-8902-f46234841b7c/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae2a08aa-8fcd-4f46-8902-f46234841b7c/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem06_label14.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae2a08aa-8fcd-4f46-8902-f46234841b7c/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_ae2a08aa-8fcd-4f46-8902-f46234841b7c/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 3c7bca2a9ca1fa5759a3bb742a2f007c84b4e12e8a9691b671c463c879a191c8 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:45:12,578 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:45:12,581 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:45:12,632 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:45:12,633 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:45:12,638 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:45:12,640 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:45:12,646 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:45:12,648 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:45:12,656 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:45:12,657 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:45:12,659 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:45:12,659 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:45:12,662 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:45:12,665 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:45:12,671 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:45:12,673 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:45:12,675 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:45:12,682 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:45:12,684 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:45:12,686 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:45:12,688 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:45:12,689 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:45:12,692 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:45:12,695 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:45:12,699 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:45:12,699 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:45:12,700 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:45:12,702 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:45:12,704 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:45:12,705 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:45:12,706 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:45:12,708 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:45:12,709 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:45:12,711 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:45:12,711 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:45:12,712 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:45:12,712 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:45:12,712 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:45:12,713 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:45:12,714 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:45:12,716 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae2a08aa-8fcd-4f46-8902-f46234841b7c/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:45:12,752 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:45:12,753 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:45:12,753 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:45:12,754 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:45:12,754 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:45:12,754 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:45:12,755 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:45:12,755 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:45:12,755 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:45:12,755 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:45:12,756 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:45:12,756 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:45:12,756 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:45:12,756 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:45:12,757 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:45:12,757 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:45:12,757 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:45:12,757 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:45:12,757 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:45:12,758 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:45:12,758 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:45:12,758 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:45:12,758 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:45:12,759 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:45:12,759 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:45:12,759 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:45:12,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:45:12,760 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:45:12,760 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_ae2a08aa-8fcd-4f46-8902-f46234841b7c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae2a08aa-8fcd-4f46-8902-f46234841b7c/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3c7bca2a9ca1fa5759a3bb742a2f007c84b4e12e8a9691b671c463c879a191c8 [2021-11-23 00:45:13,019 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:45:13,047 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:45:13,051 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:45:13,053 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:45:13,054 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:45:13,056 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae2a08aa-8fcd-4f46-8902-f46234841b7c/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/eca-rers2012/Problem06_label14.c [2021-11-23 00:45:13,137 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae2a08aa-8fcd-4f46-8902-f46234841b7c/bin/ukojak-LBtLqBUTdQ/data/bb8f2a7f4/2a4e8643e31549fc8f40c4ac230c5723/FLAGdd77ec5a1 [2021-11-23 00:45:14,090 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:45:14,092 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae2a08aa-8fcd-4f46-8902-f46234841b7c/sv-benchmarks/c/eca-rers2012/Problem06_label14.c [2021-11-23 00:45:14,160 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae2a08aa-8fcd-4f46-8902-f46234841b7c/bin/ukojak-LBtLqBUTdQ/data/bb8f2a7f4/2a4e8643e31549fc8f40c4ac230c5723/FLAGdd77ec5a1 [2021-11-23 00:45:14,464 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae2a08aa-8fcd-4f46-8902-f46234841b7c/bin/ukojak-LBtLqBUTdQ/data/bb8f2a7f4/2a4e8643e31549fc8f40c4ac230c5723 [2021-11-23 00:45:14,466 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:45:14,467 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:45:14,468 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:45:14,469 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:45:14,472 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:45:14,472 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:45:14" (1/1) ... [2021-11-23 00:45:14,474 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53d4ac37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:45:14, skipping insertion in model container [2021-11-23 00:45:14,474 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:45:14" (1/1) ... [2021-11-23 00:45:14,480 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:45:14,728 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:45:16,855 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_ae2a08aa-8fcd-4f46-8902-f46234841b7c/sv-benchmarks/c/eca-rers2012/Problem06_label14.c[335294,335307] [2021-11-23 00:45:16,879 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:45:16,890 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:45:18,056 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_ae2a08aa-8fcd-4f46-8902-f46234841b7c/sv-benchmarks/c/eca-rers2012/Problem06_label14.c[335294,335307] [2021-11-23 00:45:18,063 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:45:18,117 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:45:18,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:45:18 WrapperNode [2021-11-23 00:45:18,117 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:45:18,119 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:45:18,119 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:45:18,121 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:45:18,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:45:18" (1/1) ... [2021-11-23 00:45:18,220 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:45:18" (1/1) ... [2021-11-23 00:45:18,803 INFO L137 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 10173 [2021-11-23 00:45:18,803 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:45:18,804 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:45:18,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:45:18,805 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:45:18,828 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:45:18" (1/1) ... [2021-11-23 00:45:18,828 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:45:18" (1/1) ... [2021-11-23 00:45:18,905 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:45:18" (1/1) ... [2021-11-23 00:45:18,920 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:45:18" (1/1) ... [2021-11-23 00:45:19,259 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:45:18" (1/1) ... [2021-11-23 00:45:19,304 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:45:18" (1/1) ... [2021-11-23 00:45:19,324 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:45:18" (1/1) ... [2021-11-23 00:45:19,368 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:45:19,369 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:45:19,369 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:45:19,370 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:45:19,370 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:45:18" (1/1) ... [2021-11-23 00:45:19,377 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:45:19,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae2a08aa-8fcd-4f46-8902-f46234841b7c/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:45:19,403 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae2a08aa-8fcd-4f46-8902-f46234841b7c/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:45:19,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae2a08aa-8fcd-4f46-8902-f46234841b7c/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:45:19,542 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:45:19,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:45:19,543 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:45:19,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:45:19,627 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:45:19,629 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:45:25,375 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:45:27,093 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:45:27,094 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 00:45:27,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:45:27 BoogieIcfgContainer [2021-11-23 00:45:27,100 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:45:27,101 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:45:27,101 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:45:27,111 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:45:27,111 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:45:27" (1/1) ... [2021-11-23 00:45:27,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:45:27,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:27,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1864 states to 938 states and 1864 transitions. [2021-11-23 00:45:27,235 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1864 transitions. [2021-11-23 00:45:27,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 930 [2021-11-23 00:45:27,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:27,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:28,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:29,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:45:35,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:35,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2827 states to 1865 states and 2827 transitions. [2021-11-23 00:45:35,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1865 states and 2827 transitions. [2021-11-23 00:45:35,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 939 [2021-11-23 00:45:35,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:35,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:35,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:35,769 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:45:36,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:36,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2837 states to 1873 states and 2837 transitions. [2021-11-23 00:45:36,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1873 states and 2837 transitions. [2021-11-23 00:45:36,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 951 [2021-11-23 00:45:36,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:36,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:36,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:36,528 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:45:36,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:36,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2860 states to 1893 states and 2860 transitions. [2021-11-23 00:45:36,963 INFO L276 IsEmpty]: Start isEmpty. Operand 1893 states and 2860 transitions. [2021-11-23 00:45:36,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 957 [2021-11-23 00:45:36,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:36,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:37,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:37,418 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:45:38,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:38,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2890 states to 1919 states and 2890 transitions. [2021-11-23 00:45:38,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 2890 transitions. [2021-11-23 00:45:38,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 974 [2021-11-23 00:45:38,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:38,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:38,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:38,527 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:45:39,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:39,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2938 states to 1962 states and 2938 transitions. [2021-11-23 00:45:39,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1962 states and 2938 transitions. [2021-11-23 00:45:39,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 993 [2021-11-23 00:45:39,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:39,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:39,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:39,858 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:45:40,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:40,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2957 states to 1981 states and 2957 transitions. [2021-11-23 00:45:40,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1981 states and 2957 transitions. [2021-11-23 00:45:40,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 996 [2021-11-23 00:45:40,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:40,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:40,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:40,905 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:45:42,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:42,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3017 states to 2038 states and 3017 transitions. [2021-11-23 00:45:42,101 INFO L276 IsEmpty]: Start isEmpty. Operand 2038 states and 3017 transitions. [2021-11-23 00:45:42,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1000 [2021-11-23 00:45:42,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:42,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:42,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:42,486 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:45:43,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:43,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3092 states to 2107 states and 3092 transitions. [2021-11-23 00:45:43,655 INFO L276 IsEmpty]: Start isEmpty. Operand 2107 states and 3092 transitions. [2021-11-23 00:45:43,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1010 [2021-11-23 00:45:43,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:43,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:43,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:44,053 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:45:45,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:45,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3178 states to 2186 states and 3178 transitions. [2021-11-23 00:45:45,636 INFO L276 IsEmpty]: Start isEmpty. Operand 2186 states and 3178 transitions. [2021-11-23 00:45:45,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1035 [2021-11-23 00:45:45,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:45,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:45,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:46,043 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:45:47,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:47,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3290 states to 2290 states and 3290 transitions. [2021-11-23 00:45:47,775 INFO L276 IsEmpty]: Start isEmpty. Operand 2290 states and 3290 transitions. [2021-11-23 00:45:47,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1048 [2021-11-23 00:45:47,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:47,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:48,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:48,757 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:45:54,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:54,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4499 states to 3218 states and 4499 transitions. [2021-11-23 00:45:54,070 INFO L276 IsEmpty]: Start isEmpty. Operand 3218 states and 4499 transitions. [2021-11-23 00:45:54,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1053 [2021-11-23 00:45:54,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:54,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:54,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:54,464 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:45:54,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:54,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4516 states to 3223 states and 4516 transitions. [2021-11-23 00:45:54,938 INFO L276 IsEmpty]: Start isEmpty. Operand 3223 states and 4516 transitions. [2021-11-23 00:45:54,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1058 [2021-11-23 00:45:54,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:54,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:55,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:55,414 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:45:55,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:55,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4532 states to 3233 states and 4532 transitions. [2021-11-23 00:45:55,968 INFO L276 IsEmpty]: Start isEmpty. Operand 3233 states and 4532 transitions. [2021-11-23 00:45:55,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1059 [2021-11-23 00:45:55,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:55,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:56,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:56,339 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:45:56,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:56,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4540 states to 3239 states and 4540 transitions. [2021-11-23 00:45:56,625 INFO L276 IsEmpty]: Start isEmpty. Operand 3239 states and 4540 transitions. [2021-11-23 00:45:56,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1063 [2021-11-23 00:45:56,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:56,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:56,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:57,075 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:45:57,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:57,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4586 states to 3254 states and 4586 transitions. [2021-11-23 00:45:57,799 INFO L276 IsEmpty]: Start isEmpty. Operand 3254 states and 4586 transitions. [2021-11-23 00:45:57,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1064 [2021-11-23 00:45:57,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:57,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:57,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:58,303 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:01,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:01,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4764 states to 3387 states and 4764 transitions. [2021-11-23 00:46:01,645 INFO L276 IsEmpty]: Start isEmpty. Operand 3387 states and 4764 transitions. [2021-11-23 00:46:01,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1067 [2021-11-23 00:46:01,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:01,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:01,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:02,080 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 136 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:05,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:05,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4945 states to 3523 states and 4945 transitions. [2021-11-23 00:46:05,608 INFO L276 IsEmpty]: Start isEmpty. Operand 3523 states and 4945 transitions. [2021-11-23 00:46:05,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1068 [2021-11-23 00:46:05,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:05,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:05,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:06,037 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:46:09,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:09,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5078 states to 3645 states and 5078 transitions. [2021-11-23 00:46:09,287 INFO L276 IsEmpty]: Start isEmpty. Operand 3645 states and 5078 transitions. [2021-11-23 00:46:09,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1070 [2021-11-23 00:46:09,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:09,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:09,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:09,716 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:46:10,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:10,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5101 states to 3662 states and 5101 transitions. [2021-11-23 00:46:10,832 INFO L276 IsEmpty]: Start isEmpty. Operand 3662 states and 5101 transitions. [2021-11-23 00:46:10,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1070 [2021-11-23 00:46:10,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:10,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:10,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:11,147 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:12,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:12,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5119 states to 3674 states and 5119 transitions. [2021-11-23 00:46:12,075 INFO L276 IsEmpty]: Start isEmpty. Operand 3674 states and 5119 transitions. [2021-11-23 00:46:12,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1071 [2021-11-23 00:46:12,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:12,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:12,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:12,463 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:46:13,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:13,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5131 states to 3681 states and 5131 transitions. [2021-11-23 00:46:13,385 INFO L276 IsEmpty]: Start isEmpty. Operand 3681 states and 5131 transitions. [2021-11-23 00:46:13,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1072 [2021-11-23 00:46:13,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:13,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:13,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:13,689 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:46:14,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:14,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5141 states to 3688 states and 5141 transitions. [2021-11-23 00:46:14,472 INFO L276 IsEmpty]: Start isEmpty. Operand 3688 states and 5141 transitions. [2021-11-23 00:46:14,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1073 [2021-11-23 00:46:14,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:14,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:14,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:14,797 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:46:14,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:14,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5142 states to 3689 states and 5142 transitions. [2021-11-23 00:46:14,892 INFO L276 IsEmpty]: Start isEmpty. Operand 3689 states and 5142 transitions. [2021-11-23 00:46:14,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1074 [2021-11-23 00:46:14,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:14,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:14,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:15,236 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:46:16,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:16,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5163 states to 3704 states and 5163 transitions. [2021-11-23 00:46:16,442 INFO L276 IsEmpty]: Start isEmpty. Operand 3704 states and 5163 transitions. [2021-11-23 00:46:16,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1077 [2021-11-23 00:46:16,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:16,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:16,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:16,873 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:46:18,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:18,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5202 states to 3733 states and 5202 transitions. [2021-11-23 00:46:18,707 INFO L276 IsEmpty]: Start isEmpty. Operand 3733 states and 5202 transitions. [2021-11-23 00:46:18,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1079 [2021-11-23 00:46:18,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:18,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:18,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:19,146 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 158 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:19,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:19,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5224 states to 3743 states and 5224 transitions. [2021-11-23 00:46:19,788 INFO L276 IsEmpty]: Start isEmpty. Operand 3743 states and 5224 transitions. [2021-11-23 00:46:19,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1080 [2021-11-23 00:46:19,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:19,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:20,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:20,295 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-23 00:46:20,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:20,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5228 states to 3748 states and 5228 transitions. [2021-11-23 00:46:20,593 INFO L276 IsEmpty]: Start isEmpty. Operand 3748 states and 5228 transitions. [2021-11-23 00:46:20,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1083 [2021-11-23 00:46:20,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:20,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:20,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:20,949 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 00:46:21,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:21,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5243 states to 3760 states and 5243 transitions. [2021-11-23 00:46:21,528 INFO L276 IsEmpty]: Start isEmpty. Operand 3760 states and 5243 transitions. [2021-11-23 00:46:21,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1084 [2021-11-23 00:46:21,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:21,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:21,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:21,845 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:46:22,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:22,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5285 states to 3776 states and 5285 transitions. [2021-11-23 00:46:22,791 INFO L276 IsEmpty]: Start isEmpty. Operand 3776 states and 5285 transitions. [2021-11-23 00:46:22,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1085 [2021-11-23 00:46:22,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:22,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:22,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:23,512 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 154 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:29,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:29,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5489 states to 3930 states and 5489 transitions. [2021-11-23 00:46:29,213 INFO L276 IsEmpty]: Start isEmpty. Operand 3930 states and 5489 transitions. [2021-11-23 00:46:29,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1085 [2021-11-23 00:46:29,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:29,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:29,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:29,557 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:46:30,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:30,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5517 states to 3945 states and 5517 transitions. [2021-11-23 00:46:30,648 INFO L276 IsEmpty]: Start isEmpty. Operand 3945 states and 5517 transitions. [2021-11-23 00:46:30,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1088 [2021-11-23 00:46:30,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:30,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:30,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:31,123 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 176 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:32,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:32,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5546 states to 3961 states and 5546 transitions. [2021-11-23 00:46:32,405 INFO L276 IsEmpty]: Start isEmpty. Operand 3961 states and 5546 transitions. [2021-11-23 00:46:32,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1090 [2021-11-23 00:46:32,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:32,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:32,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:32,692 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-23 00:46:34,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:34,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5574 states to 3982 states and 5574 transitions. [2021-11-23 00:46:34,627 INFO L276 IsEmpty]: Start isEmpty. Operand 3982 states and 5574 transitions. [2021-11-23 00:46:34,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1091 [2021-11-23 00:46:34,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:34,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:34,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:35,039 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 169 proven. 36 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:46:35,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:35,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5577 states to 3983 states and 5577 transitions. [2021-11-23 00:46:35,559 INFO L276 IsEmpty]: Start isEmpty. Operand 3983 states and 5577 transitions. [2021-11-23 00:46:35,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1091 [2021-11-23 00:46:35,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:35,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:35,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:35,948 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:46:37,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:37,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5618 states to 4005 states and 5618 transitions. [2021-11-23 00:46:37,734 INFO L276 IsEmpty]: Start isEmpty. Operand 4005 states and 5618 transitions. [2021-11-23 00:46:37,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1092 [2021-11-23 00:46:37,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:37,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:37,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:38,143 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 182 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:39,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:39,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5626 states to 4011 states and 5626 transitions. [2021-11-23 00:46:39,082 INFO L276 IsEmpty]: Start isEmpty. Operand 4011 states and 5626 transitions. [2021-11-23 00:46:39,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1093 [2021-11-23 00:46:39,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:39,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:39,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:39,553 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 162 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-23 00:46:40,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:40,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5635 states to 4016 states and 5635 transitions. [2021-11-23 00:46:40,415 INFO L276 IsEmpty]: Start isEmpty. Operand 4016 states and 5635 transitions. [2021-11-23 00:46:40,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1093 [2021-11-23 00:46:40,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:40,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:40,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:40,797 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 162 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-23 00:46:41,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:41,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5641 states to 4020 states and 5641 transitions. [2021-11-23 00:46:41,397 INFO L276 IsEmpty]: Start isEmpty. Operand 4020 states and 5641 transitions. [2021-11-23 00:46:41,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1094 [2021-11-23 00:46:41,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:41,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:41,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:41,818 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 208 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:46:44,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:44,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5690 states to 4045 states and 5690 transitions. [2021-11-23 00:46:44,868 INFO L276 IsEmpty]: Start isEmpty. Operand 4045 states and 5690 transitions. [2021-11-23 00:46:44,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1094 [2021-11-23 00:46:44,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:44,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:44,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:45,169 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 208 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:46:45,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:46,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5696 states to 4050 states and 5696 transitions. [2021-11-23 00:46:46,022 INFO L276 IsEmpty]: Start isEmpty. Operand 4050 states and 5696 transitions. [2021-11-23 00:46:46,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1095 [2021-11-23 00:46:46,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:46,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:46,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:46,378 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-23 00:46:48,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:48,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5717 states to 4064 states and 5717 transitions. [2021-11-23 00:46:48,683 INFO L276 IsEmpty]: Start isEmpty. Operand 4064 states and 5717 transitions. [2021-11-23 00:46:48,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1095 [2021-11-23 00:46:48,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:48,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:48,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:49,030 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-23 00:46:50,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:50,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5723 states to 4069 states and 5723 transitions. [2021-11-23 00:46:50,049 INFO L276 IsEmpty]: Start isEmpty. Operand 4069 states and 5723 transitions. [2021-11-23 00:46:50,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1096 [2021-11-23 00:46:50,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:50,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:50,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:50,346 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-23 00:46:50,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:50,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5724 states to 4070 states and 5724 transitions. [2021-11-23 00:46:50,457 INFO L276 IsEmpty]: Start isEmpty. Operand 4070 states and 5724 transitions. [2021-11-23 00:46:50,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1096 [2021-11-23 00:46:50,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:50,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:50,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:50,881 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:46:53,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:53,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5862 states to 4199 states and 5862 transitions. [2021-11-23 00:46:53,838 INFO L276 IsEmpty]: Start isEmpty. Operand 4199 states and 5862 transitions. [2021-11-23 00:46:53,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1097 [2021-11-23 00:46:53,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:53,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:53,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:54,688 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 170 proven. 43 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:47:01,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:01,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6062 states to 4360 states and 6062 transitions. [2021-11-23 00:47:01,313 INFO L276 IsEmpty]: Start isEmpty. Operand 4360 states and 6062 transitions. [2021-11-23 00:47:01,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1098 [2021-11-23 00:47:01,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:01,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:01,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:01,837 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2021-11-23 00:47:04,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:04,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6099 states to 4385 states and 6099 transitions. [2021-11-23 00:47:04,884 INFO L276 IsEmpty]: Start isEmpty. Operand 4385 states and 6099 transitions. [2021-11-23 00:47:04,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1098 [2021-11-23 00:47:04,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:04,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:04,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:05,182 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2021-11-23 00:47:06,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:06,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6105 states to 4390 states and 6105 transitions. [2021-11-23 00:47:06,078 INFO L276 IsEmpty]: Start isEmpty. Operand 4390 states and 6105 transitions. [2021-11-23 00:47:06,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1101 [2021-11-23 00:47:06,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:06,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:06,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:06,396 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-23 00:47:08,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:08,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6138 states to 4418 states and 6138 transitions. [2021-11-23 00:47:08,042 INFO L276 IsEmpty]: Start isEmpty. Operand 4418 states and 6138 transitions. [2021-11-23 00:47:08,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1103 [2021-11-23 00:47:08,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:08,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:08,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:08,333 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 00:47:09,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:09,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6150 states to 4428 states and 6150 transitions. [2021-11-23 00:47:09,149 INFO L276 IsEmpty]: Start isEmpty. Operand 4428 states and 6150 transitions. [2021-11-23 00:47:09,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1106 [2021-11-23 00:47:09,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:09,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:09,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:09,561 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-23 00:47:09,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:09,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6153 states to 4430 states and 6153 transitions. [2021-11-23 00:47:09,982 INFO L276 IsEmpty]: Start isEmpty. Operand 4430 states and 6153 transitions. [2021-11-23 00:47:10,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1106 [2021-11-23 00:47:10,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:10,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:10,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:10,771 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2021-11-23 00:47:34,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:34,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7302 states to 5358 states and 7302 transitions. [2021-11-23 00:47:34,877 INFO L276 IsEmpty]: Start isEmpty. Operand 5358 states and 7302 transitions. [2021-11-23 00:47:34,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1107 [2021-11-23 00:47:34,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:34,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:34,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:35,329 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:47:38,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:38,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7348 states to 5396 states and 7348 transitions. [2021-11-23 00:47:38,072 INFO L276 IsEmpty]: Start isEmpty. Operand 5396 states and 7348 transitions. [2021-11-23 00:47:38,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1111 [2021-11-23 00:47:38,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:38,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:38,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:38,368 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-23 00:47:38,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:38,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7349 states to 5397 states and 7349 transitions. [2021-11-23 00:47:38,629 INFO L276 IsEmpty]: Start isEmpty. Operand 5397 states and 7349 transitions. [2021-11-23 00:47:38,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1111 [2021-11-23 00:47:38,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:38,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:38,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:38,944 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-23 00:47:40,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:40,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7364 states to 5409 states and 7364 transitions. [2021-11-23 00:47:40,148 INFO L276 IsEmpty]: Start isEmpty. Operand 5409 states and 7364 transitions. [2021-11-23 00:47:40,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1116 [2021-11-23 00:47:40,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:40,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:40,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:40,564 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-11-23 00:47:41,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:41,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7396 states to 5432 states and 7396 transitions. [2021-11-23 00:47:41,233 INFO L276 IsEmpty]: Start isEmpty. Operand 5432 states and 7396 transitions. [2021-11-23 00:47:41,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1116 [2021-11-23 00:47:41,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:41,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:41,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:41,825 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 185 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:47:44,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:44,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7607 states to 5500 states and 7607 transitions. [2021-11-23 00:47:44,575 INFO L276 IsEmpty]: Start isEmpty. Operand 5500 states and 7607 transitions. [2021-11-23 00:47:44,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1120 [2021-11-23 00:47:44,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:44,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:44,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:44,897 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 199 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:47:45,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:45,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7638 states to 5510 states and 7638 transitions. [2021-11-23 00:47:45,943 INFO L276 IsEmpty]: Start isEmpty. Operand 5510 states and 7638 transitions. [2021-11-23 00:47:45,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1122 [2021-11-23 00:47:45,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:45,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:46,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:46,358 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-23 00:47:48,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:48,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7675 states to 5537 states and 7675 transitions. [2021-11-23 00:47:48,684 INFO L276 IsEmpty]: Start isEmpty. Operand 5537 states and 7675 transitions. [2021-11-23 00:47:48,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1122 [2021-11-23 00:47:48,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:48,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:48,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:48,985 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-23 00:47:50,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:50,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7694 states to 5555 states and 7694 transitions. [2021-11-23 00:47:50,318 INFO L276 IsEmpty]: Start isEmpty. Operand 5555 states and 7694 transitions. [2021-11-23 00:47:50,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1122 [2021-11-23 00:47:50,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:50,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:50,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:50,646 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-23 00:47:51,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:51,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7704 states to 5566 states and 7704 transitions. [2021-11-23 00:47:51,233 INFO L276 IsEmpty]: Start isEmpty. Operand 5566 states and 7704 transitions. [2021-11-23 00:47:51,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1123 [2021-11-23 00:47:51,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:51,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:51,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:51,863 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:47:53,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:53,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7774 states to 5631 states and 7774 transitions. [2021-11-23 00:47:53,980 INFO L276 IsEmpty]: Start isEmpty. Operand 5631 states and 7774 transitions. [2021-11-23 00:47:53,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1124 [2021-11-23 00:47:53,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:53,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:54,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:54,602 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 193 proven. 74 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:47:59,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:59,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7939 states to 5686 states and 7939 transitions. [2021-11-23 00:47:59,029 INFO L276 IsEmpty]: Start isEmpty. Operand 5686 states and 7939 transitions. [2021-11-23 00:47:59,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1126 [2021-11-23 00:47:59,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:59,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:59,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:59,487 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 198 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:48:05,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:05,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8217 states to 5845 states and 8217 transitions. [2021-11-23 00:48:05,115 INFO L276 IsEmpty]: Start isEmpty. Operand 5845 states and 8217 transitions. [2021-11-23 00:48:05,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1127 [2021-11-23 00:48:05,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:05,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:05,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:05,461 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:07,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:07,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8257 states to 5866 states and 8257 transitions. [2021-11-23 00:48:07,339 INFO L276 IsEmpty]: Start isEmpty. Operand 5866 states and 8257 transitions. [2021-11-23 00:48:07,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1128 [2021-11-23 00:48:07,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:07,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:07,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:07,671 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 212 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2021-11-23 00:48:09,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:09,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8296 states to 5904 states and 8296 transitions. [2021-11-23 00:48:09,622 INFO L276 IsEmpty]: Start isEmpty. Operand 5904 states and 8296 transitions. [2021-11-23 00:48:09,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1128 [2021-11-23 00:48:09,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:09,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:09,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:10,102 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:48:14,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:14,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8350 states to 5941 states and 8350 transitions. [2021-11-23 00:48:14,965 INFO L276 IsEmpty]: Start isEmpty. Operand 5941 states and 8350 transitions. [2021-11-23 00:48:14,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1128 [2021-11-23 00:48:14,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:14,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:15,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:15,306 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:48:18,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:18,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8376 states to 5965 states and 8376 transitions. [2021-11-23 00:48:18,370 INFO L276 IsEmpty]: Start isEmpty. Operand 5965 states and 8376 transitions. [2021-11-23 00:48:18,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1128 [2021-11-23 00:48:18,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:18,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:18,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:18,722 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:48:20,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:20,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8392 states to 5978 states and 8392 transitions. [2021-11-23 00:48:20,300 INFO L276 IsEmpty]: Start isEmpty. Operand 5978 states and 8392 transitions. [2021-11-23 00:48:20,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1129 [2021-11-23 00:48:20,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:20,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:20,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:20,939 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 229 proven. 63 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:48:27,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:27,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8462 states to 6022 states and 8462 transitions. [2021-11-23 00:48:27,310 INFO L276 IsEmpty]: Start isEmpty. Operand 6022 states and 8462 transitions. [2021-11-23 00:48:27,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1129 [2021-11-23 00:48:27,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:27,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:27,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:27,643 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 229 proven. 63 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:48:29,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:29,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8482 states to 6039 states and 8482 transitions. [2021-11-23 00:48:29,993 INFO L276 IsEmpty]: Start isEmpty. Operand 6039 states and 8482 transitions. [2021-11-23 00:48:30,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1130 [2021-11-23 00:48:30,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:30,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:30,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:30,705 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 218 proven. 64 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:48:35,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:35,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8684 states to 6105 states and 8684 transitions. [2021-11-23 00:48:35,924 INFO L276 IsEmpty]: Start isEmpty. Operand 6105 states and 8684 transitions. [2021-11-23 00:48:35,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1131 [2021-11-23 00:48:35,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:35,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:36,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:36,843 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 221 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:45,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:45,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8908 states to 6265 states and 8908 transitions. [2021-11-23 00:48:45,748 INFO L276 IsEmpty]: Start isEmpty. Operand 6265 states and 8908 transitions. [2021-11-23 00:48:45,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1131 [2021-11-23 00:48:45,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:45,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:45,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:46,144 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 221 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:47,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:47,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8987 states to 6286 states and 8987 transitions. [2021-11-23 00:48:47,479 INFO L276 IsEmpty]: Start isEmpty. Operand 6286 states and 8987 transitions. [2021-11-23 00:48:47,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1131 [2021-11-23 00:48:47,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:47,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:47,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:47,977 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 221 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:49,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:49,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9004 states to 6295 states and 9004 transitions. [2021-11-23 00:48:49,086 INFO L276 IsEmpty]: Start isEmpty. Operand 6295 states and 9004 transitions. [2021-11-23 00:48:49,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1131 [2021-11-23 00:48:49,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:49,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:49,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:49,407 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 221 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:50,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:50,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9033 states to 6296 states and 9033 transitions. [2021-11-23 00:48:50,519 INFO L276 IsEmpty]: Start isEmpty. Operand 6296 states and 9033 transitions. [2021-11-23 00:48:50,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1131 [2021-11-23 00:48:50,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:50,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:50,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:50,891 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 221 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:51,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:51,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9037 states to 6299 states and 9037 transitions. [2021-11-23 00:48:51,567 INFO L276 IsEmpty]: Start isEmpty. Operand 6299 states and 9037 transitions. [2021-11-23 00:48:51,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1131 [2021-11-23 00:48:51,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:51,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:51,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:52,028 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 215 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-23 00:48:52,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:52,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9041 states to 6302 states and 9041 transitions. [2021-11-23 00:48:52,727 INFO L276 IsEmpty]: Start isEmpty. Operand 6302 states and 9041 transitions. [2021-11-23 00:48:52,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1131 [2021-11-23 00:48:52,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:52,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:52,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:53,614 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 208 proven. 8 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:48:58,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:58,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9242 states to 6421 states and 9242 transitions. [2021-11-23 00:48:58,686 INFO L276 IsEmpty]: Start isEmpty. Operand 6421 states and 9242 transitions. [2021-11-23 00:48:58,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1132 [2021-11-23 00:48:58,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:58,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:58,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:59,037 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 201 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2021-11-23 00:49:02,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:02,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9314 states to 6476 states and 9314 transitions. [2021-11-23 00:49:02,692 INFO L276 IsEmpty]: Start isEmpty. Operand 6476 states and 9314 transitions. [2021-11-23 00:49:02,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1133 [2021-11-23 00:49:02,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:02,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:02,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:03,045 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 217 proven. 68 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:49:05,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:05,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9320 states to 6479 states and 9320 transitions. [2021-11-23 00:49:05,179 INFO L276 IsEmpty]: Start isEmpty. Operand 6479 states and 9320 transitions. [2021-11-23 00:49:05,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1134 [2021-11-23 00:49:05,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:05,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:05,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:05,480 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 222 proven. 68 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:49:06,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:06,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9325 states to 6483 states and 9325 transitions. [2021-11-23 00:49:06,260 INFO L276 IsEmpty]: Start isEmpty. Operand 6483 states and 9325 transitions. [2021-11-23 00:49:06,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1134 [2021-11-23 00:49:06,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:06,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:06,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:06,732 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 222 proven. 68 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:49:08,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:08,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9398 states to 6487 states and 9398 transitions. [2021-11-23 00:49:08,043 INFO L276 IsEmpty]: Start isEmpty. Operand 6487 states and 9398 transitions. [2021-11-23 00:49:08,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1135 [2021-11-23 00:49:08,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:08,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:08,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:08,349 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 231 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-11-23 00:49:09,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:09,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9409 states to 6492 states and 9409 transitions. [2021-11-23 00:49:09,264 INFO L276 IsEmpty]: Start isEmpty. Operand 6492 states and 9409 transitions. [2021-11-23 00:49:09,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1135 [2021-11-23 00:49:09,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:09,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:09,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:10,626 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 238 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:18,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:18,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9575 states to 6558 states and 9575 transitions. [2021-11-23 00:49:18,771 INFO L276 IsEmpty]: Start isEmpty. Operand 6558 states and 9575 transitions. [2021-11-23 00:49:18,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1135 [2021-11-23 00:49:18,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:18,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:18,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:19,244 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 238 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:21,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:21,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9630 states to 6573 states and 9630 transitions. [2021-11-23 00:49:21,507 INFO L276 IsEmpty]: Start isEmpty. Operand 6573 states and 9630 transitions. [2021-11-23 00:49:21,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1135 [2021-11-23 00:49:21,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:21,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:21,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:21,822 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 238 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:23,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:23,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9670 states to 6582 states and 9670 transitions. [2021-11-23 00:49:23,263 INFO L276 IsEmpty]: Start isEmpty. Operand 6582 states and 9670 transitions. [2021-11-23 00:49:23,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1135 [2021-11-23 00:49:23,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:23,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:23,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:23,588 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 238 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:24,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:24,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9678 states to 6587 states and 9678 transitions. [2021-11-23 00:49:24,480 INFO L276 IsEmpty]: Start isEmpty. Operand 6587 states and 9678 transitions. [2021-11-23 00:49:24,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1135 [2021-11-23 00:49:24,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:24,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:24,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:24,800 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 238 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:25,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:25,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9702 states to 6591 states and 9702 transitions. [2021-11-23 00:49:25,596 INFO L276 IsEmpty]: Start isEmpty. Operand 6591 states and 9702 transitions. [2021-11-23 00:49:25,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1135 [2021-11-23 00:49:25,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:25,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:25,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:26,052 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 245 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-11-23 00:49:26,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:26,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9709 states to 6592 states and 9709 transitions. [2021-11-23 00:49:26,836 INFO L276 IsEmpty]: Start isEmpty. Operand 6592 states and 9709 transitions. [2021-11-23 00:49:26,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1135 [2021-11-23 00:49:26,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:26,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:26,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:27,197 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 245 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-11-23 00:49:28,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:28,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9726 states to 6601 states and 9726 transitions. [2021-11-23 00:49:28,374 INFO L276 IsEmpty]: Start isEmpty. Operand 6601 states and 9726 transitions. [2021-11-23 00:49:28,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1135 [2021-11-23 00:49:28,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:28,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:28,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:28,725 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 245 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-11-23 00:49:29,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:29,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9733 states to 6602 states and 9733 transitions. [2021-11-23 00:49:29,741 INFO L276 IsEmpty]: Start isEmpty. Operand 6602 states and 9733 transitions. [2021-11-23 00:49:29,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1135 [2021-11-23 00:49:29,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:29,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:29,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:30,112 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 245 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-11-23 00:49:30,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:30,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9736 states to 6605 states and 9736 transitions. [2021-11-23 00:49:30,721 INFO L276 IsEmpty]: Start isEmpty. Operand 6605 states and 9736 transitions. [2021-11-23 00:49:30,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1135 [2021-11-23 00:49:30,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:30,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:30,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:31,439 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 231 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:49:34,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:34,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9812 states to 6624 states and 9812 transitions. [2021-11-23 00:49:34,332 INFO L276 IsEmpty]: Start isEmpty. Operand 6624 states and 9812 transitions. [2021-11-23 00:49:34,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1136 [2021-11-23 00:49:34,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:34,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:34,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:34,883 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 214 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2021-11-23 00:49:35,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:35,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9825 states to 6633 states and 9825 transitions. [2021-11-23 00:49:35,680 INFO L276 IsEmpty]: Start isEmpty. Operand 6633 states and 9825 transitions. [2021-11-23 00:49:35,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1137 [2021-11-23 00:49:35,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:35,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:35,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:36,047 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 215 proven. 78 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:49:42,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:42,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9872 states to 6668 states and 9872 transitions. [2021-11-23 00:49:42,476 INFO L276 IsEmpty]: Start isEmpty. Operand 6668 states and 9872 transitions. [2021-11-23 00:49:42,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1137 [2021-11-23 00:49:42,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:42,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:42,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:42,792 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2021-11-23 00:49:44,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:44,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9891 states to 6686 states and 9891 transitions. [2021-11-23 00:49:44,076 INFO L276 IsEmpty]: Start isEmpty. Operand 6686 states and 9891 transitions. [2021-11-23 00:49:44,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1137 [2021-11-23 00:49:44,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:44,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:44,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:44,414 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2021-11-23 00:49:45,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:45,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9899 states to 6695 states and 9899 transitions. [2021-11-23 00:49:45,825 INFO L276 IsEmpty]: Start isEmpty. Operand 6695 states and 9899 transitions. [2021-11-23 00:49:45,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1138 [2021-11-23 00:49:45,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:45,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:45,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:46,192 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 207 proven. 87 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:49:47,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:47,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9933 states to 6704 states and 9933 transitions. [2021-11-23 00:49:47,963 INFO L276 IsEmpty]: Start isEmpty. Operand 6704 states and 9933 transitions. [2021-11-23 00:49:47,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1138 [2021-11-23 00:49:47,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:47,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:48,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:48,278 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 207 proven. 87 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:49:51,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:51,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9982 states to 6720 states and 9982 transitions. [2021-11-23 00:49:51,460 INFO L276 IsEmpty]: Start isEmpty. Operand 6720 states and 9982 transitions. [2021-11-23 00:49:51,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1138 [2021-11-23 00:49:51,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:51,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:51,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:51,929 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 207 proven. 87 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:49:54,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:54,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10033 states to 6735 states and 10033 transitions. [2021-11-23 00:49:54,443 INFO L276 IsEmpty]: Start isEmpty. Operand 6735 states and 10033 transitions. [2021-11-23 00:49:54,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1138 [2021-11-23 00:49:54,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:54,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:54,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:54,780 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 207 proven. 87 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:49:56,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:56,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10062 states to 6744 states and 10062 transitions. [2021-11-23 00:49:56,490 INFO L276 IsEmpty]: Start isEmpty. Operand 6744 states and 10062 transitions. [2021-11-23 00:49:56,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1138 [2021-11-23 00:49:56,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:56,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:56,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:56,808 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 207 proven. 87 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:49:57,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:57,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10085 states to 6748 states and 10085 transitions. [2021-11-23 00:49:57,759 INFO L276 IsEmpty]: Start isEmpty. Operand 6748 states and 10085 transitions. [2021-11-23 00:49:57,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1138 [2021-11-23 00:49:57,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:57,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:57,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:58,079 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 207 proven. 87 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:49:59,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:59,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10093 states to 6753 states and 10093 transitions. [2021-11-23 00:49:59,171 INFO L276 IsEmpty]: Start isEmpty. Operand 6753 states and 10093 transitions. [2021-11-23 00:49:59,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1138 [2021-11-23 00:49:59,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:59,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:59,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:59,472 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 221 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:50:02,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:02,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10122 states to 6765 states and 10122 transitions. [2021-11-23 00:50:02,130 INFO L276 IsEmpty]: Start isEmpty. Operand 6765 states and 10122 transitions. [2021-11-23 00:50:02,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1139 [2021-11-23 00:50:02,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:02,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:02,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:02,655 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 227 proven. 79 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:50:04,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:04,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10139 states to 6775 states and 10139 transitions. [2021-11-23 00:50:04,446 INFO L276 IsEmpty]: Start isEmpty. Operand 6775 states and 10139 transitions. [2021-11-23 00:50:04,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1139 [2021-11-23 00:50:04,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:04,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:04,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:04,846 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 227 proven. 79 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:50:05,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:05,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10141 states to 6776 states and 10141 transitions. [2021-11-23 00:50:05,755 INFO L276 IsEmpty]: Start isEmpty. Operand 6776 states and 10141 transitions. [2021-11-23 00:50:05,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1139 [2021-11-23 00:50:05,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:05,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:05,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:06,286 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 227 proven. 79 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:50:07,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:07,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10148 states to 6781 states and 10148 transitions. [2021-11-23 00:50:07,145 INFO L276 IsEmpty]: Start isEmpty. Operand 6781 states and 10148 transitions. [2021-11-23 00:50:07,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1139 [2021-11-23 00:50:07,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:07,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:07,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:08,452 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 241 proven. 73 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:50:16,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:16,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10309 states to 6856 states and 10309 transitions. [2021-11-23 00:50:16,235 INFO L276 IsEmpty]: Start isEmpty. Operand 6856 states and 10309 transitions. [2021-11-23 00:50:16,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1139 [2021-11-23 00:50:16,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:16,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:16,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:16,553 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 241 proven. 73 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:50:18,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:18,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10379 states to 6865 states and 10379 transitions. [2021-11-23 00:50:18,465 INFO L276 IsEmpty]: Start isEmpty. Operand 6865 states and 10379 transitions. [2021-11-23 00:50:18,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1139 [2021-11-23 00:50:18,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:18,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:18,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:18,940 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 241 proven. 73 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:50:20,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:20,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10422 states to 6869 states and 10422 transitions. [2021-11-23 00:50:20,083 INFO L276 IsEmpty]: Start isEmpty. Operand 6869 states and 10422 transitions. [2021-11-23 00:50:20,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1139 [2021-11-23 00:50:20,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:20,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:20,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:20,584 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-23 00:50:22,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:22,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10436 states to 6880 states and 10436 transitions. [2021-11-23 00:50:22,041 INFO L276 IsEmpty]: Start isEmpty. Operand 6880 states and 10436 transitions. [2021-11-23 00:50:22,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1141 [2021-11-23 00:50:22,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:22,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:22,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:22,372 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 262 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-23 00:50:25,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:25,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10449 states to 6887 states and 10449 transitions. [2021-11-23 00:50:25,098 INFO L276 IsEmpty]: Start isEmpty. Operand 6887 states and 10449 transitions. [2021-11-23 00:50:25,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1141 [2021-11-23 00:50:25,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:25,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:25,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:25,415 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 262 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-23 00:50:27,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:27,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10456 states to 6892 states and 10456 transitions. [2021-11-23 00:50:27,130 INFO L276 IsEmpty]: Start isEmpty. Operand 6892 states and 10456 transitions. [2021-11-23 00:50:27,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1141 [2021-11-23 00:50:27,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:27,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:27,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:27,466 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 262 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-23 00:50:28,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:28,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10457 states to 6893 states and 10457 transitions. [2021-11-23 00:50:28,209 INFO L276 IsEmpty]: Start isEmpty. Operand 6893 states and 10457 transitions. [2021-11-23 00:50:28,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1142 [2021-11-23 00:50:28,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:28,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:28,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:28,536 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 242 proven. 75 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:50:31,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:31,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10495 states to 6905 states and 10495 transitions. [2021-11-23 00:50:31,696 INFO L276 IsEmpty]: Start isEmpty. Operand 6905 states and 10495 transitions. [2021-11-23 00:50:31,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1142 [2021-11-23 00:50:31,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:31,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:31,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:32,035 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 242 proven. 75 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:50:34,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:34,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10505 states to 6911 states and 10505 transitions. [2021-11-23 00:50:34,015 INFO L276 IsEmpty]: Start isEmpty. Operand 6911 states and 10505 transitions. [2021-11-23 00:50:34,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1142 [2021-11-23 00:50:34,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:34,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:34,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:34,373 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 242 proven. 75 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:50:37,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:37,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10524 states to 6919 states and 10524 transitions. [2021-11-23 00:50:37,365 INFO L276 IsEmpty]: Start isEmpty. Operand 6919 states and 10524 transitions. [2021-11-23 00:50:37,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1142 [2021-11-23 00:50:37,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:37,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:37,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:37,727 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 242 proven. 75 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:50:38,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:38,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10528 states to 6924 states and 10528 transitions. [2021-11-23 00:50:38,703 INFO L276 IsEmpty]: Start isEmpty. Operand 6924 states and 10528 transitions. [2021-11-23 00:50:38,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1142 [2021-11-23 00:50:38,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:38,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:38,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:39,987 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 231 proven. 72 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:50:48,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:48,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10574 states to 6953 states and 10574 transitions. [2021-11-23 00:50:48,008 INFO L276 IsEmpty]: Start isEmpty. Operand 6953 states and 10574 transitions. [2021-11-23 00:50:48,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1143 [2021-11-23 00:50:48,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:48,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:48,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:48,634 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 232 proven. 92 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked.